Commit graph

48207 commits

Author SHA1 Message Date
Gilad Ben-Yossef
fad7da7b63 staging: ccree: NULLify backup_info when unused
commit 46df882498 upstream.

backup_info field is only allocated for decrypt code path.
The field was not nullified when not used causing a kfree
in an error handling path to attempt to free random
addresses as uncovered in stress testing.

Fixes: 737aed947f ("staging: ccree: save ciphertext for CTS IV")
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-03 17:39:18 +01:00
Dmitry Eremin
7a4b5ee973 staging: lustre: separate a connection destroy from free struct kib_conn
commit 9b046013e5 upstream.

The logic of the original commit 4d99b2581e ("staging: lustre: avoid
intensive reconnecting for ko2iblnd") was assumed conditional free of
struct kib_conn if the second argument free_conn in function
kiblnd_destroy_conn(struct kib_conn *conn, bool free_conn) is true.
But this hunk of code was dropped from original commit. As result the logic
works wrong and current code use struct kib_conn after free.

> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
> 3317  kiblnd_destroy_conn(conn, !peer);
>                           ^^^^ Freed always (but should be conditionally)
> 3318
> 3319  spin_lock_irqsave(lock, flags);
> 3320  if (!peer)
> 3321      continue;
> 3322
> 3323  conn->ibc_peer = peer;
>       ^^^^^^^^^^^^^^ Use after free
> 3324  if (peer->ibp_reconnected < KIB_RECONN_HIGH_RACE)
> 3325      list_add_tail(&conn->ibc_list,
>                          ^^^^^^^^^^^^^^ Use after free
> 3326                    &kiblnd_data.kib_reconn_list);
> 3327  else
> 3328      list_add_tail(&conn->ibc_list,
>                          ^^^^^^^^^^^^^^ Use after free
> 3329                    &kiblnd_data.kib_reconn_wait);

To avoid confusion this fix moved the freeing a struct kib_conn outside of
the function kiblnd_destroy_conn() and free as it was intended in original
commit.

Fixes: 4d99b2581e ("staging: lustre: avoid intensive reconnecting for ko2iblnd")
Signed-off-by: Dmitry Eremin <Dmitry.Eremin@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-03 17:39:18 +01:00
Larry Finger
c789cfe0ae staging: rtl8188eu: Fix incorrect response to SIOCGIWESSID
[ Upstream commit b77992d2df ]

When not associated with an AP, wifi device drivers should respond to the
SIOCGIWESSID ioctl with a zero-length string for the SSID, which is the
behavior expected by dhcpcd.

Currently, this driver returns an error code (-1) from the ioctl call,
which causes dhcpcd to assume that the device is not a wireless interface
and therefore it fails to work correctly with it thereafter.

This problem was reported and tested at
https://github.com/lwfinger/rtl8188eu/issues/234.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-03 17:39:17 +01:00
Viktor Slavkovic
242e20a5b3 staging: android: ashmem: fix a race condition in ASHMEM_SET_SIZE ioctl
commit 443064cb0b upstream.

A lock-unlock is missing in ASHMEM_SET_SIZE ioctl which can result in a
race condition when mmap is called. After the !asma->file check, before
setting asma->size, asma->file can be set in mmap. That would result in
having different asma->size than the mapped memory size. Combined with
ASHMEM_UNPIN ioctl and shrinker invocation, this can result in memory
corruption.

Signed-off-by: Viktor Slavkovic <viktors@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-17 09:45:26 +01:00
Sushmita Susheelendra
7a3ce39c2b staging: android: ion: Fix dma direction for dma_sync_sg_for_cpu/device
commit d6b246bb7a upstream.

Use the direction argument passed into begin_cpu_access
and end_cpu_access when calling the dma_sync_sg_for_cpu/device.
The actual cache primitive called depends on the direction
passed in.

Signed-off-by: Sushmita Susheelendra <ssusheel@codeaurora.org>
Acked-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-02 20:31:16 +01:00
Arvind Yadav
ae35e16e0a staging: greybus: light: Release memory obtained by kasprintf
[ Upstream commit 04820da210 ]

Free memory region, if gb_lights_channel_config is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Rui Miguel Silva <rmfrfs@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-25 14:26:30 +01:00
Jia-Ju Bai
f2d81d0f03 rtl8188eu: Fix a possible sleep-in-atomic bug in rtw_disassoc_cmd
[ Upstream commit 08880f8e08 ]

The driver may sleep under a spinlock, and the function call path is:
rtw_set_802_11_bssid(acquire the spinlock)
  rtw_disassoc_cmd
    kzalloc(GFP_KERNEL) --> may sleep

To fix it, GFP_KERNEL is replaced with GFP_ATOMIC.
This bug is found by my static analysis tool and my code review.

Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-20 10:10:35 +01:00
Jia-Ju Bai
f898f36664 rtl8188eu: Fix a possible sleep-in-atomic bug in rtw_createbss_cmd
[ Upstream commit 2bf9806d42 ]

The driver may sleep under a spinlock, and the function call path is:
rtw_surveydone_event_callback(acquire the spinlock)
  rtw_createbss_cmd
    kzalloc(GFP_KERNEL) --> may sleep

To fix it, GFP_KERNEL is replaced with GFP_ATOMIC.
This bug is found by my static analysis tool and my code review.

Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-20 10:10:35 +01:00
Jia-Ju Bai
4e2836b431 vt6655: Fix a possible sleep-in-atomic bug in vt6655_suspend
[ Upstream commit 42c8eb3f6e ]

The driver may sleep under a spinlock, and the function call path is:
vt6655_suspend (acquire the spinlock)
  pci_set_power_state
    __pci_start_power_transition (drivers/pci/pci.c)
      msleep --> may sleep

To fix it, pci_set_power_state is called without having a spinlock.

This bug is found by my static analysis tool and my code review.

Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-20 10:10:35 +01:00
Hans de Goede
3c5fed838b staging: rtl8188eu: Revert part of "staging: rtl8188eu: fix comments with lines over 80 characters"
[ Upstream commit 4004a9870b ]

Commit 74e1e498e8 ("staging: rtl8188eu: fix comments with lines over 80
characters") not only changed comments but also changed an if check:

-if (pmlmepriv->cur_network.join_res != true) {
+if (!(pmlmepriv->cur_network.join_res)) {

This is not equivalent as join_res is an int and can have values such
as -2 and -3.

Note for the next time, please only make one type of changes in a single
clean-up commit.

Fixes: 74e1e498e8 ("staging: rtl8188eu: fix comments with lines over 80 ...")
Cc: Juliana Rodrigues <juliana.orod@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-20 10:10:27 +01:00
Gilad Ben-Yossef
a633c7ed4a staging: ccree: fix leak of import() after init()
commit c5f39d0786 upstream.

crypto_ahash_import() may be called either after
crypto_ahash_init() or without such call. Right now
we always internally call init() as part of
import(), thus leaking memory and mappings if the
user has already called init() herself.

Fix this by only calling init() internally if the
state is not already initialized.

Fixes: commit 454527d0d9 ("staging: ccree: fix hash import/export")
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-10 13:40:44 +01:00
Ioana Radulescu
9093d8bc53 staging: fsl-mc/dpio: Fix incorrect comparison
[ Upstream commit 8dabf52ffb ]

For some dpio functions, a cpu id parameter value of -1 is
valid and means "any". But when trying to validate this param
value against an upper limit, in this case num_possible_cpus(),
we risk obtaining the wrong result due to an implicit cast.

Avoid an incorrect check result by explicitly comparing the
cpu id with the "any" value before verifying the upper bound.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-10 13:40:42 +01:00
Larry Finger
2001a980d1 staging: rtl8822be: Keep array subscript no lower than zero
[ Upstream commit 43d15c2013 ]

The kbuild test robot reports the following:
   drivers/staging//rtlwifi/phydm/phydm_dig.c: In function 'odm_pause_dig':
   drivers/staging//rtlwifi/phydm/phydm_dig.c:494:45: warning: array subscript is below array bounds [-Warray-bounds]
      odm_write_dig(dm, dig_tab->pause_dig_value[max_level]);

This condition is caused when a loop falls through. The fix is to pin
max_level to be >= 0.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
c: kbuild test robot <fengguang.wu@intel.com>
Fixes: 9ce99b04b5 staging: r8822be: Add phydm mini driver
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-10 13:40:41 +01:00
Ioana Radulescu
11d9a37aaf staging: fsl-dpaa2/eth: Account for Rx FD buffers on error path
[ Upstream commit cbb3ea40fc ]

On Rx path, if we fail to build an skb from the incoming FD,
we still need to update the channel buffer count accordingly,
otherwise we risk depleting the pool while the software counter
still sees available buffers.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-10 13:40:41 +01:00
Colin Ian King
e3912c2aef staging: rtl8188eu: avoid a null dereference on pmlmepriv
[ Upstream commit 123c0aab00 ]

There is a check on pmlmepriv before dereferencing it when
vfree'ing pmlmepriv->free_bss_buf however the previous call
to rtw_free_mlme_priv_ie_data deferences pmlmepriv causing
a null pointer deference if it is null.  Avoid this by also
calling rtw_free_mlme_priv_ie_data if the pointer is non-null.

Detected by CoverityScan, CID#1230262 ("Dereference before null check")
Fixes: 7b464c9fa5 ("staging: r8188eu: Add files for new driver - part 4")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-10 13:40:39 +01:00
Stanislaw Gruszka
a99611910d staging: rtl8822be: fix wrong dma unmap len
[ Upstream commit c40a45a465 ]

Patch fixes splat:

r8822be 0000:04:00.0: DMA-API: device driver frees DMA memory with different size
[device address=0x0000000078477000] [map size=4096 bytes] [unmap size=424 bytes]
<snip>
Call Trace:
  debug_dma_unmap_page+0xa5/0xb0
  ? unmap_single+0x2f/0x40
  _rtl8822be_send_bcn_or_cmd_packet+0x2c5/0x300 [r8822be]
  ? _rtl8822be_send_bcn_or_cmd_packet+0x2c5/0x300 [r8822be]
  rtl8822b_halmac_cb_write_data_rsvd_page+0x51/0xc0 [r8822be]
  _halmac_write_data_rsvd_page+0x22/0x30 [r8822be]
  halmac_download_rsvd_page_88xx+0xee/0x1f0 [r8822be]
  halmac_dlfw_to_mem_88xx+0x80/0x120 [r8822be]
  halmac_download_firmware_88xx.part.47+0x477/0x600 [r8822be]
  halmac_download_firmware_88xx+0x32/0x40 [r8822be]
  rtl_halmac_dlfw+0x70/0x120 [r8822be]
  rtl_halmac_init_hal+0x5f/0x1b0 [r8822be]
  rtl8822be_hw_init+0x8a2/0x1040 [r8822be]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-10 13:40:39 +01:00
Bryan O'Donoghue
ff8cc6f882 staging: greybus: loopback: Fix iteration count on async path
[ Upstream commit 44b02da392 ]

Commit 12927835d2 ("greybus: loopback: Add asynchronous bi-directional
support") does what it says on the tin - namely, adds support for
asynchronous bi-directional loopback operations.

What it neglects to do though is increment the per-connection
gb->iteration_count on an asynchronous operation error. This patch fixes
that omission.

Fixes: 12927835d2 ("greybus: loopback: Add asynchronous bi-directional support")

Signed-off-by: Bryan O'Donoghue <pure.logic@nexus-software.ie>
Reported-by: Mitch Tasman <tasman@leaflabs.com>
Reviewed-by: Johan Hovold <johan@kernel.org>
Cc: Alex Elder <elder@kernel.org>
Cc: Mitch Tasman <tasman@leaflabs.com>
Cc: greybus-dev@lists.linaro.org
Cc: devel@driverdev.osuosl.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-10 13:40:39 +01:00
Hans de Goede
d3e36fd07b staging: rtl8188eu: Revert 4 commits breaking ARP
commit 66d32fdcbf upstream.

Commit 2ba8444c97 ("staging:r8188eu: move IV/ICV trimming into
decrypt() and also place it after rtl88eu_mon_recv_hook()") breaks ARP.

After this commit ssh-ing to a laptop with r8188eu wifi no longer works
if the machine connecting has never communicated with the laptop before.
This is 100% reproducable using "arp -d <ipv4> && ssh <ipv4>" to ssh to
a laptop with r8188eu wifi.

This commit reverts 4 commits in total:

1. Commit 79650ffde3 ("staging:r8188eu: trim IV/ICV fields in
   validate_recv_data_frame()")
This commit depends on 2 of the other commits being reverted.

2. Commit 02b19b4c49 ("staging:r8188eu: inline unprotect_frame() in
   mon_recv_decrypted_recv()")
The inline code is wrong the un-inlined version contains:
	if (skb->len < hdr_len + iv_len + icv_len)
		return;
	...
Where as the inline-ed code introduced by this commit does:
	if (skb->len < hdr_len + iv_len + icv_len) {
		...
Note the same check, but now to actually continue doing ... instead
of to not do it, so this commit is no good.

3. Commit d86e16da6a ("staging:r8188eu: use different mon_recv_decrypted()
   inside rtl88eu_mon_recv_hook() and rtl88eu_mon_xmit_hook().")
This commit introduced a 1:1 copy of a function so that one of the
2 copies can be modified in the 2 commits we're already reverting.

4. Commit 2ba8444c97 ("staging:r8188eu: move IV/ICV trimming into
   decrypt() and also place it after rtl88eu_mon_recv_hook()")
This is the commit actually breaking ARP.

Note this commit is a straight-forward squash of the revert of these
4 commits, without any changes.

Cc: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-21 09:49:24 +01:00
Hans de Goede
ccc04bde3a staging: vboxvideo: Fix reporting invalid suggested-offset-properties
commit ce10d7b4e8 upstream.

The x and y hints receives from the host are unsigned 32 bit integers and
they get set to -1 (0xffffffff) when invalid. Before this commit the
vboxvideo driver was storing them in an u16 causing the -1 to be truncated
to 65535 which, once reported to userspace, was breaking gnome 3.26+
in Wayland mode.

This commit stores the host values in 32 bit variables, removing the
truncation and checks for -1, replacing it with 0 as -1 is not a valid
suggested-offset-property value. Likewise the properties are now
initialized to 0 instead of -1, since -1 is not a valid value.
This fixes gnome 3.26+ in Wayland mode not working with the vboxvideo
driver.

Reported-by: Gianfranco Costamagna <locutusofborg@debian.org>
Cc: Michael Thayer <michael.thayer@oracle.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-21 09:49:24 +01:00
Johan Hovold
5abe8d4847 staging: greybus: spilib: fix use-after-free after deregistration
commit 770b03c2ca upstream.

Remove erroneous spi_master_put() after controller deregistration which
would access the already freed spi controller.

Note that spi_unregister_master() drops our only controller reference.

Fixes: ba3e67001b ("greybus: SPI: convert to a gpbridge driver")
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: Rui Miguel Silva <rmfrfs@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-21 09:49:24 +01:00
Gilad Ben-Yossef
75559e0f48 staging: ccree: fix 64 bit scatter/gather DMA ops
commit e0b3f39092 upstream.

Fix a wrong offset used in splitting a 64 DMA address to MSB/LSB
parts needed for scatter/gather HW descriptors causing operations
relying on them to fail on 64 bit platforms.

Fixes: c6f7f2f459 ("staging: ccree: refactor LLI access macros")
Reported-by: Stuart Yoder <stuart.yoder@arm.com>
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-21 09:49:24 +01:00
Huacai Chen
69cf5ab217 staging: sm750fb: Fix parameter mistake in poke32
commit 16808dcf60 upstream.

In commit c075b6f2d3 ("staging: sm750fb: Replace POKE32 and PEEK32
by inline functions"), POKE32 has been replaced by the inline function
poke32. But it exchange the "addr" and "data" parameters by mistake, so
fix it.

Fixes: c075b6f2d3 ("staging: sm750fb: Replace POKE32 and PEEK32 by inline functions"),
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Liangliang Huang <huangll@lemote.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-21 09:49:24 +01:00
Aditya Shankar
bbcb8d29aa staging: wilc1000: Fix bssid buffer offset in Txq
commit 1bbf6a6d40 upstream.

Commit 46949b4856 ("staging: wilc1000: New cfg packet
format in handle_set_wfi_drv_handler") updated the frame
format sent from host to the firmware. The code to update
the bssid offset in the new frame was part of a second
patch in the series which did not make it in and thus
causes connection problems after associating to an AP.

This fix adds the proper offset of the bssid value in the
Tx queue buffer to fix the connection issues.

Fixes: 46949b4856 ("staging: wilc1000: New cfg packet format in handle_set_wfi_drv_handler")
Signed-off-by: Aditya Shankar <Aditya.Shankar@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-21 09:49:23 +01:00
Greg Kroah-Hartman
b24413180f License cleanup: add SPDX GPL-2.0 license identifier to files with no license
Many source files in the tree are missing licensing information, which
makes it harder for compliance tools to determine the correct license.

By default all files without license information are under the default
license of the kernel, which is GPL version 2.

Update the files which contain no license information with the 'GPL-2.0'
SPDX license identifier.  The SPDX identifier is a legally binding
shorthand, which can be used instead of the full boiler plate text.

This patch is based on work done by Thomas Gleixner and Kate Stewart and
Philippe Ombredanne.

How this work was done:

Patches were generated and checked against linux-4.14-rc6 for a subset of
the use cases:
 - file had no licensing information it it.
 - file was a */uapi/* one with no licensing information in it,
 - file was a */uapi/* one with existing licensing information,

Further patches will be generated in subsequent months to fix up cases
where non-standard license headers were used, and references to license
had to be inferred by heuristics based on keywords.

The analysis to determine which SPDX License Identifier to be applied to
a file was done in a spreadsheet of side by side results from of the
output of two independent scanners (ScanCode & Windriver) producing SPDX
tag:value files created by Philippe Ombredanne.  Philippe prepared the
base worksheet, and did an initial spot review of a few 1000 files.

The 4.13 kernel was the starting point of the analysis with 60,537 files
assessed.  Kate Stewart did a file by file comparison of the scanner
results in the spreadsheet to determine which SPDX license identifier(s)
to be applied to the file. She confirmed any determination that was not
immediately clear with lawyers working with the Linux Foundation.

Criteria used to select files for SPDX license identifier tagging was:
 - Files considered eligible had to be source code files.
 - Make and config files were included as candidates if they contained >5
   lines of source
 - File already had some variant of a license header in it (even if <5
   lines).

All documentation files were explicitly excluded.

The following heuristics were used to determine which SPDX license
identifiers to apply.

 - when both scanners couldn't find any license traces, file was
   considered to have no license information in it, and the top level
   COPYING file license applied.

   For non */uapi/* files that summary was:

   SPDX license identifier                            # files
   ---------------------------------------------------|-------
   GPL-2.0                                              11139

   and resulted in the first patch in this series.

   If that file was a */uapi/* path one, it was "GPL-2.0 WITH
   Linux-syscall-note" otherwise it was "GPL-2.0".  Results of that was:

   SPDX license identifier                            # files
   ---------------------------------------------------|-------
   GPL-2.0 WITH Linux-syscall-note                        930

   and resulted in the second patch in this series.

 - if a file had some form of licensing information in it, and was one
   of the */uapi/* ones, it was denoted with the Linux-syscall-note if
   any GPL family license was found in the file or had no licensing in
   it (per prior point).  Results summary:

   SPDX license identifier                            # files
   ---------------------------------------------------|------
   GPL-2.0 WITH Linux-syscall-note                       270
   GPL-2.0+ WITH Linux-syscall-note                      169
   ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause)    21
   ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)    17
   LGPL-2.1+ WITH Linux-syscall-note                      15
   GPL-1.0+ WITH Linux-syscall-note                       14
   ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause)    5
   LGPL-2.0+ WITH Linux-syscall-note                       4
   LGPL-2.1 WITH Linux-syscall-note                        3
   ((GPL-2.0 WITH Linux-syscall-note) OR MIT)              3
   ((GPL-2.0 WITH Linux-syscall-note) AND MIT)             1

   and that resulted in the third patch in this series.

 - when the two scanners agreed on the detected license(s), that became
   the concluded license(s).

 - when there was disagreement between the two scanners (one detected a
   license but the other didn't, or they both detected different
   licenses) a manual inspection of the file occurred.

 - In most cases a manual inspection of the information in the file
   resulted in a clear resolution of the license that should apply (and
   which scanner probably needed to revisit its heuristics).

 - When it was not immediately clear, the license identifier was
   confirmed with lawyers working with the Linux Foundation.

 - If there was any question as to the appropriate license identifier,
   the file was flagged for further research and to be revisited later
   in time.

In total, over 70 hours of logged manual review was done on the
spreadsheet to determine the SPDX license identifiers to apply to the
source files by Kate, Philippe, Thomas and, in some cases, confirmation
by lawyers working with the Linux Foundation.

Kate also obtained a third independent scan of the 4.13 code base from
FOSSology, and compared selected files where the other two scanners
disagreed against that SPDX file, to see if there was new insights.  The
Windriver scanner is based on an older version of FOSSology in part, so
they are related.

Thomas did random spot checks in about 500 files from the spreadsheets
for the uapi headers and agreed with SPDX license identifier in the
files he inspected. For the non-uapi files Thomas did random spot checks
in about 15000 files.

In initial set of patches against 4.14-rc6, 3 files were found to have
copy/paste license identifier errors, and have been fixed to reflect the
correct identifier.

Additionally Philippe spent 10 hours this week doing a detailed manual
inspection and review of the 12,461 patched files from the initial patch
version early this week with:
 - a full scancode scan run, collecting the matched texts, detected
   license ids and scores
 - reviewing anything where there was a license detected (about 500+
   files) to ensure that the applied SPDX license was correct
 - reviewing anything where there was no detection but the patch license
   was not GPL-2.0 WITH Linux-syscall-note to ensure that the applied
   SPDX license was correct

This produced a worksheet with 20 files needing minor correction.  This
worksheet was then exported into 3 different .csv files for the
different types of files to be modified.

These .csv files were then reviewed by Greg.  Thomas wrote a script to
parse the csv files and add the proper SPDX tag to the file, in the
format that the file expected.  This script was further refined by Greg
based on the output to detect more types of files automatically and to
distinguish between header and source .c files (which need different
comment types.)  Finally Greg ran the script using the .csv files to
generate the patches.

Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Philippe Ombredanne <pombredanne@nexb.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-02 11:10:55 +01:00
Linus Torvalds
dd9d064e34 Staging/IIO fixes for 4.14-rc6
Here are a small number of patches to resolve some reported IIO and a
 staging driver problem.  Nothing major here, full details are in the
 shortlog below.
 
 All have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.14-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging and IIO fixes from Greg KH:
 "Here are a small number of patches to resolve some reported IIO and a
  staging driver problem. Nothing major here, full details are in the
  shortlog below.

  All have been in linux-next with no reported issues"

* tag 'staging-4.14-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  staging: bcm2835-audio: Fix memory corruption
  iio: adc: at91-sama5d2_adc: fix probe error on missing trigger property
  iio: adc: dln2-adc: fix build error
  iio: dummy: events: Add missing break
  staging: iio: ade7759: fix signed extension bug on shift of a u8
  iio: pressure: zpa2326: Remove always-true check which confuses gcc
  iio: proximity: as3935: noise detection + threshold changes
2017-10-23 06:37:16 -04:00
Phil Elwell
c97d96b4e6 staging: bcm2835-audio: Fix memory corruption
The previous commit (0adbfd46) fixed a memory leak but also freed a
block in the success case, causing a stale pointer to be used with
potentially fatal results. Only free the vchi_instance block in the
case that vchi_connect fails; once connected, the instance is
retained for subsequent connections.

Simplifying the code by removing a bunch of gotos and returning errors
directly.

Signed-off-by: Phil Elwell <phil@raspberrypi.org>
Fixes: 0adbfd4694 ("staging: bcm2835-audio: fix memory leak in bcm2835_audio_open_connection()")
Cc: stable <stable@vger.kernel.org> # 4.12+
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18 15:09:45 +02:00
Linus Torvalds
3728e6a255 media fixes for v4.14-rc6
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Merge tag 'media/v4.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab:
 "Core fixes:
   - cec: Respond to unregistered initiators, when applicable
   - dvb_frontend: only use kref after initialized

  Driver-specific fixes:
   - qcom, camss: Make function vfe_set_selection static
   - qcom: VIDEO_QCOM_CAMSS should depend on HAS_DMA
   - s5p-cec: add NACK detection support
   - media: staging/imx: Fix uninitialized variable warning
   - dib3000mc: i2c transfers over usb cannot be done from stack
   - venus: init registered list on streamoff"

* tag 'media/v4.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  media: dvb_frontend: only use kref after initialized
  media: platform: VIDEO_QCOM_CAMSS should depend on HAS_DMA
  media: cec: Respond to unregistered initiators, when applicable
  media: s5p-cec: add NACK detection support
  media: staging/imx: Fix uninitialized variable warning
  media: qcom: camss: Make function vfe_set_selection static
  media: venus: init registered list on streamoff
  media: dvb: i2c transfers over usb cannot be done from stack
2017-10-17 06:23:09 -04:00
Colin Ian King
13ffe9a26d staging: iio: ade7759: fix signed extension bug on shift of a u8
The current shift of st->rx[2] left shifts a u8 24 bits left,
promotes the integer to a an int and then to a unsigned u64. If
the top bit of st->rx[2] is set then we end up with all the upper
bits being set to 1. Fix this by casting st->rx[2] to a u64 before
the 24 bit left shift.

Detected by CoverityScan CID#144940 ("Unintended sign extension")

Fixes: 2919fa54ef ("staging: iio: meter: new driver for ADE7759 devices")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-09-30 21:13:34 +01:00
Greg Kroah-Hartman
b2e312061c First round of IIO fixes for the 4.14 cycle
Note this includes fixes from recent merge window.  As such the tree
 is based on top of a prior staging/staging-next tree.
 
 * iio core
   - return and error for a failed read_reg debugfs call rather than
     eating the error.
 * ad7192
   - Use the dedicated reset function in the ad_sigma_delta library
     instead of an spi transfer with the data on the stack which
     could cause problems with DMA.
 * ad7793
   - Implement a dedicate reset function in the ad_sigma_delta library
     and use it to correctly reset this part.
 * bme280
   - ctrl_reg write must occur after any register writes
   for updates to take effect.
 * mcp320x
   - negative voltage readout was broken.
   - Fix an oops on module unload due to spi_set_drvdata not being called
     in probe.
 * st_magn
   - Fix the data ready line configuration for the lis3mdl. It is not
     configurable so the st_magn core was assuming it didn't exist
     and so wasn't consuming interrupts resulting in an unhandled
     interrupt.
 * stm32-adc
   - off by one error on max channels checking.
 * stm32-timer
   - preset should not be buffered - reorganising register writes avoids
   this.
   - fix a corner case in which write preset goes wrong when a timer is
   used first as a trigger then as a counter with preset. Odd case but
   you never know.
 * ti-ads1015
   - Fix setting of comparator polarity by fixing bitfield definition.
 * twl4030
   - Error path handling fix to cleanup in event of regulator
     registration failure.
   - Disable the vusb3v1 regulator correctly in error handling
   - Don't paper over a regulator enable failure.
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Merge tag 'iio-fixes-for-4.14a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus

Jonathan writes:

First round of IIO fixes for the 4.14 cycle

Note this includes fixes from recent merge window.  As such the tree
is based on top of a prior staging/staging-next tree.

* iio core
  - return and error for a failed read_reg debugfs call rather than
    eating the error.
* ad7192
  - Use the dedicated reset function in the ad_sigma_delta library
    instead of an spi transfer with the data on the stack which
    could cause problems with DMA.
* ad7793
  - Implement a dedicate reset function in the ad_sigma_delta library
    and use it to correctly reset this part.
* bme280
  - ctrl_reg write must occur after any register writes
  for updates to take effect.
* mcp320x
  - negative voltage readout was broken.
  - Fix an oops on module unload due to spi_set_drvdata not being called
    in probe.
* st_magn
  - Fix the data ready line configuration for the lis3mdl. It is not
    configurable so the st_magn core was assuming it didn't exist
    and so wasn't consuming interrupts resulting in an unhandled
    interrupt.
* stm32-adc
  - off by one error on max channels checking.
* stm32-timer
  - preset should not be buffered - reorganising register writes avoids
  this.
  - fix a corner case in which write preset goes wrong when a timer is
  used first as a trigger then as a counter with preset. Odd case but
  you never know.
* ti-ads1015
  - Fix setting of comparator polarity by fixing bitfield definition.
* twl4030
  - Error path handling fix to cleanup in event of regulator
    registration failure.
  - Disable the vusb3v1 regulator correctly in error handling
  - Don't paper over a regulator enable failure.
2017-09-25 10:58:22 +02:00
Stefan Popa
f790923f14 staging: iio: ad7192: Fix - use the dedicated reset function avoiding dma from stack.
Depends on: 691c4b95d1 ("iio: ad_sigma_delta: Implement a dedicated reset function")

SPI host drivers can use DMA to transfer data, so the buffer should be properly allocated.
Keeping it on the stack could cause an undefined behavior.

The dedicated reset function solves this issue.

Signed-off-by: Stefan Popa <stefan.popa@analog.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-09-24 16:58:37 +01:00
Laurent Pinchart
81b79c71e5 media: staging/imx: Fix uninitialized variable warning
The ret variable can be returned uninitialized in the
imx_media_create_pad_vdev_lists() function is imxmd->num_vdevs is zero.
Fix it.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-09-23 07:24:50 -04:00
Colin Ian King
ec14121931 staging: rtl8723bs: avoid null pointer dereference on pmlmepriv
There is a check to see if pmlmepriv is null before vfree'ing
pmlmepriv->free_bss_buf hence implying pmlmepriv could potenially be
null. However, a previous call to rtw_free_mlme_priv_ie_data
can also dereference pmlmepriv, so move this call so that it is only
called if pmlmepriv non-null.

Detected by CoverityScan, CID#1077739 ("Dereference before null check")

Fixes: 554c0a3abf ("staging: Add rtl8723bs sdio wifi driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-22 11:00:58 +02:00
Colin Ian King
c51b46dd5b staging: rtl8723bs: add missing range check on id
The value of the u8 id needs to be upper bounds checked to ensure
the cam_cache array on the adapter dvobj is not indexed outside
of the allowed range of 0..TOTAL_CAM_ENTRY-1. This can currently
occur if id is >= TOTAL_CAM_ENTRY when calling write_cam_from_cache.
Fix this by adding an upper range check.

Detected by CoverityScan, CID#1428464 ("Use of untrusted scalar value")

Fixes: 554c0a3abf ("staging: Add rtl8723bs sdio wifi driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-22 11:00:58 +02:00
Stefan Wahren
974d4d03fc staging: vchiq_2835_arm: Fix NULL ptr dereference in free_pagelist
This fixes a NULL pointer dereference on RPi 2 with multi_v7_defconfig.
The function page_address() could return NULL with enabled CONFIG_HIGHMEM.
So fix this by using kmap() instead.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Fixes: 71bad7f086 ("staging: add bcm2708 vchiq driver")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-18 12:25:31 +02:00
Okash Khawaja
e5f5d0e20b staging: speakup: fix speakup-r empty line lockup
When cursor is at beginning of an empty or whitespace-only line and
speakup-r typed, kernel locks up. This happens because deadlock of in
input_event function over dev->event_lock, as demonstrated by lockdep
logs. The reason for that is speakup simulates a down arrow - because
cursor is at an empty line - while inside key press notifier handler
which is ultimately triggered from input_event function. The simulated
key press leads to input_event being called again, this time under its
own context. So the spinlock is dev->event_lock is acquired while still
being held.

This patch ensures that key press is not simulated from inside key press
notifier handler. Instead it delegates to cursor_timer. It starts the
timer and passes RA_DOWN_ARROW as argument. When timer handler runs and
sees RA_DOWN_ARROW, it will then call kbd_fakekey2(RA_DOWN_ARROW) which
will correctly simulate the keypress inside timer context.

When not inside key press notifier callback, the behaviour will remain
the same as before this patch.

Signed-off-by: Okash Khawaja <okash.khawaja@gmail.com>
Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-18 12:25:31 +02:00
Geert Uytterhoeven
b72703e26b staging: pi433: Move limit check to switch default to kill warning
With gcc-4.1.2:

    drivers/staging/pi433/rf69.c: In function ‘rf69_set_dio_mapping’:
    drivers/staging/pi433/rf69.c:566: warning: ‘regaddr’ may be used uninitialized in this function
    drivers/staging/pi433/rf69.c:565: warning: ‘shift’ may be used uninitialized in this function
    drivers/staging/pi433/rf69.c:564: warning: ‘mask’ may be used uninitialized in this function

While this is a false positive, it can easily be fixed by moving the
limit check into the "default" case of the switch statement.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-18 12:25:31 +02:00
Colin Ian King
e1bf28868a staging: r8822be: fix null pointer dereferences with a null driver_adapter
The call to _rtl_dbg_trace via macro HALMAC_RT_TRACE will trigger a null
pointer deference on a null driver_adapter.  Fix this by assigning
driver_adapter earlier to halmac_adapter->driver_adapter before the tracing
call so that a non-null driver_adapter is passed instead.

I should have spotted these with an earlier patch I sent, but I overlooked
these in the rather large CoverityScan logs.

Detected by CoverityScan, CID#1454550, CID#1454554, CID#1454565,
CID#1454591, CID#1454598 ("Explicit null dereferenced")

Fixes: 938a0447f0 ("staging: r8822be: Add code for halmac sub-driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-18 12:25:31 +02:00
Arun Nagendran
a3563b09f1 staging: mt29f_spinand: Enable the read ECC before program the page
Current program_page function did following operation:

1. read page (with ECC OFF)
2. modify the page
3. write the page (with ECC ON)

For some case(buggy flash Chip), while read the page without ECC ON,
we may read the page with bit flip error and modify that bad page without
knowing the bit flip error on that page.
also we re-calculate the hash for bad page and write it.
This could bring potential in-consistency problem with Flash data.

Verify this logic with GIGA DEVICE Part(GD5F2GQ4RCFIG):
we see this in-conststency problem wit Giga Device and fix on
this patch resovle that issue.

Signed-off-by: Arun Nagendran <arunrasppi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-18 12:25:31 +02:00
Arnd Bergmann
056e4fc201 staging: unisys/visorbus: add __init/__exit annotations
gcc-4.6 causes a harmless warning about the init function:

WARNING: vmlinux.o(.text+0xed62c2): Section mismatch in reference from the function init_unisys() to the function .init.text:visorutil_spar_detect()
The function init_unisys() references
the function __init visorutil_spar_detect().
This is often because init_unisys lacks a __init
annotation or the annotation of visorutil_spar_detect is wrong.

It appears that newer versions inline visorutil_spar_detect(),
end up with an empty __init section. This marks the module
entry points as __init and __exit respectively, which avoids
the warning and slightly reduces the runtime code size.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-18 12:25:31 +02:00
Linus Torvalds
0f0d12728e Merge branch 'work.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull mount flag updates from Al Viro:
 "Another chunk of fmount preparations from dhowells; only trivial
  conflicts for that part. It separates MS_... bits (very grotty
  mount(2) ABI) from the struct super_block ->s_flags (kernel-internal,
  only a small subset of MS_... stuff).

  This does *not* convert the filesystems to new constants; only the
  infrastructure is done here. The next step in that series is where the
  conflicts would be; that's the conversion of filesystems. It's purely
  mechanical and it's better done after the merge, so if you could run
  something like

	list=$(for i in MS_RDONLY MS_NOSUID MS_NODEV MS_NOEXEC MS_SYNCHRONOUS MS_MANDLOCK MS_DIRSYNC MS_NOATIME MS_NODIRATIME MS_SILENT MS_POSIXACL MS_KERNMOUNT MS_I_VERSION MS_LAZYTIME; do git grep -l $i fs drivers/staging/lustre drivers/mtd ipc mm include/linux; done|sort|uniq|grep -v '^fs/namespace.c$')

	sed -i -e 's/\<MS_RDONLY\>/SB_RDONLY/g' \
	        -e 's/\<MS_NOSUID\>/SB_NOSUID/g' \
	        -e 's/\<MS_NODEV\>/SB_NODEV/g' \
	        -e 's/\<MS_NOEXEC\>/SB_NOEXEC/g' \
	        -e 's/\<MS_SYNCHRONOUS\>/SB_SYNCHRONOUS/g' \
	        -e 's/\<MS_MANDLOCK\>/SB_MANDLOCK/g' \
	        -e 's/\<MS_DIRSYNC\>/SB_DIRSYNC/g' \
	        -e 's/\<MS_NOATIME\>/SB_NOATIME/g' \
	        -e 's/\<MS_NODIRATIME\>/SB_NODIRATIME/g' \
	        -e 's/\<MS_SILENT\>/SB_SILENT/g' \
	        -e 's/\<MS_POSIXACL\>/SB_POSIXACL/g' \
	        -e 's/\<MS_KERNMOUNT\>/SB_KERNMOUNT/g' \
	        -e 's/\<MS_I_VERSION\>/SB_I_VERSION/g' \
	        -e 's/\<MS_LAZYTIME\>/SB_LAZYTIME/g' \
	        $list

  and commit it with something along the lines of 'convert filesystems
  away from use of MS_... constants' as commit message, it would save a
  quite a bit of headache next cycle"

* 'work.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  VFS: Differentiate mount flags (MS_*) from internal superblock flags
  VFS: Convert sb->s_flags & MS_RDONLY to sb_rdonly(sb)
  vfs: Add sb_rdonly(sb) to query the MS_RDONLY flag on s_flags
2017-09-14 18:54:01 -07:00
Linus Torvalds
581bfce969 Merge branch 'work.set_fs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull more set_fs removal from Al Viro:
 "Christoph's 'use kernel_read and friends rather than open-coding
  set_fs()' series"

* 'work.set_fs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  fs: unexport vfs_readv and vfs_writev
  fs: unexport vfs_read and vfs_write
  fs: unexport __vfs_read/__vfs_write
  lustre: switch to kernel_write
  gadget/f_mass_storage: stop messing with the address limit
  mconsole: switch to kernel_read
  btrfs: switch write_buf to kernel_write
  net/9p: switch p9_fd_read to kernel_write
  mm/nommu: switch do_mmap_private to kernel_read
  serial2002: switch serial2002_tty_write to kernel_{read/write}
  fs: make the buf argument to __kernel_write a void pointer
  fs: fix kernel_write prototype
  fs: fix kernel_read prototype
  fs: move kernel_read to fs/read_write.c
  fs: move kernel_write to fs/read_write.c
  autofs4: switch autofs4_write to __kernel_write
  ashmem: switch to ->read_iter
2017-09-14 18:13:32 -07:00
Linus Torvalds
a59e57da49 MTD changes for 4.14:
General updates:
  * Constify pci_device_id in various drivers
  * Constify device_type
  * Remove pad control code from the Gemini driver
  * Use %pOF to print OF node full_name
  * Various fixes in the physmap_of driver
  * Remove unused vars in mtdswap
  * Check devm_kzalloc() return value in the spear_smi driver
  * Check clk_prepare_enable() return code in the st_spi_fsm driver
  * Create per MTD device debugfs enties
 
 NAND updates, from Boris Brezillon:
  * Fix memory leaks in the core
  * Remove unused NAND locking support
  * Rename nand.h into rawnand.h (preparing support for spi NANDs)
  * Use NAND_MAX_ID_LEN where appropriate
  * Fix support for 20nm Hynix chips
  * Fix support for Samsung and Hynix SLC NANDs
  * Various cleanup, improvements and fixes in the qcom driver
  * Fixes for bugs detected by various static code analysis tools
  * Fix mxc ooblayout definition
  * Add a new part_parsers to tmio and sharpsl platform data in order to
    define a custom list of partition parsers
  * Request the reset line in exclusive mode in the sunxi driver
  * Fix a build error in the orion-nand driver when compiled for ARMv4
  * Allow 64-bit mvebu platforms to select the PXA3XX driver
 
 SPI NOR updates, from Cyrille Pitchen and Marek Vasut:
  * add support to the JEDEC JESD216B specification (SFDP tables).
  * add support to the Intel Denverton SPI flash controller.
  * fix error recovery for Spansion/Cypress SPI NOR memories.
  * fix 4-byte address management for the Aspeed SPI controller.
  * add support to some Microchip SST26 memory parts
  * remove unneeded pinctrl header Write a message for tag:
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Merge tag 'for-linus-20170904' of git://git.infradead.org/linux-mtd

Pull MTD updates from Boris Brezillon:
 "General updates:
   - Constify pci_device_id in various drivers
   - Constify device_type
   - Remove pad control code from the Gemini driver
   - Use %pOF to print OF node full_name
   - Various fixes in the physmap_of driver
   - Remove unused vars in mtdswap
   - Check devm_kzalloc() return value in the spear_smi driver
   - Check clk_prepare_enable() return code in the st_spi_fsm driver
   - Create per MTD device debugfs enties

  NAND updates, from Boris Brezillon:
   - Fix memory leaks in the core
   - Remove unused NAND locking support
   - Rename nand.h into rawnand.h (preparing support for spi NANDs)
   - Use NAND_MAX_ID_LEN where appropriate
   - Fix support for 20nm Hynix chips
   - Fix support for Samsung and Hynix SLC NANDs
   - Various cleanup, improvements and fixes in the qcom driver
   - Fixes for bugs detected by various static code analysis tools
   - Fix mxc ooblayout definition
   - Add a new part_parsers to tmio and sharpsl platform data in order
     to define a custom list of partition parsers
   - Request the reset line in exclusive mode in the sunxi driver
   - Fix a build error in the orion-nand driver when compiled for ARMv4
   - Allow 64-bit mvebu platforms to select the PXA3XX driver

  SPI NOR updates, from Cyrille Pitchen and Marek Vasut:
   - add support to the JEDEC JESD216B specification (SFDP tables).
   - add support to the Intel Denverton SPI flash controller.
   - fix error recovery for Spansion/Cypress SPI NOR memories.
   - fix 4-byte address management for the Aspeed SPI controller.
   - add support to some Microchip SST26 memory parts
   - remove unneeded pinctrl header Write a message for tag:"

* tag 'for-linus-20170904' of git://git.infradead.org/linux-mtd: (74 commits)
  mtd: nand: complain loudly when chip->bits_per_cell is not correctly initialized
  mtd: nand: make Samsung SLC NAND usable again
  mtd: nand: tmio: Register partitions using the parsers
  mfd: tmio: Add partition parsers platform data
  mtd: nand: sharpsl: Register partitions using the parsers
  mtd: nand: sharpsl: Add partition parsers platform data
  mtd: nand: qcom: Support for IPQ8074 QPIC NAND controller
  mtd: nand: qcom: support for IPQ4019 QPIC NAND controller
  dt-bindings: qcom_nandc: IPQ8074 QPIC NAND documentation
  dt-bindings: qcom_nandc: IPQ4019 QPIC NAND documentation
  dt-bindings: qcom_nandc: fix the ipq806x device tree example
  mtd: nand: qcom: support for different DEV_CMD register offsets
  mtd: nand: qcom: QPIC data descriptors handling
  mtd: nand: qcom: enable BAM or ADM mode
  mtd: nand: qcom: erased codeword detection configuration
  mtd: nand: qcom: support for read location registers
  mtd: nand: qcom: support for passing flags in DMA helper functions
  mtd: nand: qcom: add BAM DMA descriptor handling
  mtd: nand: qcom: allocate BAM transaction
  mtd: nand: qcom: DMA mapping support for register read buffer
  ...
2017-09-09 14:48:21 -07:00
Linus Torvalds
572c01ba19 SCSI misc on 20170907
This is mostly updates of the usual suspects: lpfc, qla2xxx, hisi_sas, megaraid_sas, zfcp and a host of minor updates.
 
 The major driver change here is the elimination of the block based
 cciss driver in favour of the SCSI based hpsa driver (which now drives
 all the legacy cases cciss used to be required for).  Plus a reset
 handler clean up and the redo of the SAS SMP handler to use bsg lib.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.vnet.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "This is mostly updates of the usual suspects: lpfc, qla2xxx, hisi_sas,
  megaraid_sas, zfcp and a host of minor updates.

  The major driver change here is the elimination of the block based
  cciss driver in favour of the SCSI based hpsa driver (which now drives
  all the legacy cases cciss used to be required for). Plus a reset
  handler clean up and the redo of the SAS SMP handler to use bsg lib"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (279 commits)
  scsi: scsi-mq: Always unprepare before requeuing a request
  scsi: Show .retries and .jiffies_at_alloc in debugfs
  scsi: Improve requeuing behavior
  scsi: Call scsi_initialize_rq() for filesystem requests
  scsi: qla2xxx: Reset the logo flag, after target re-login.
  scsi: qla2xxx: Fix slow mem alloc behind lock
  scsi: qla2xxx: Clear fc4f_nvme flag
  scsi: qla2xxx: add missing includes for qla_isr
  scsi: qla2xxx: Fix an integer overflow in sysfs code
  scsi: aacraid: report -ENOMEM to upper layer from aac_convert_sgraw2()
  scsi: aacraid: get rid of one level of indentation
  scsi: aacraid: fix indentation errors
  scsi: storvsc: fix memory leak on ring buffer busy
  scsi: scsi_transport_sas: switch to bsg-lib for SMP passthrough
  scsi: smartpqi: remove the smp_handler stub
  scsi: hpsa: remove the smp_handler stub
  scsi: bsg-lib: pass the release callback through bsg_setup_queue
  scsi: Rework handling of scsi_device.vpd_pg8[03]
  scsi: Rework the code for caching Vital Product Data (VPD)
  scsi: rcu: Introduce rcu_swap_protected()
  ...
2017-09-07 21:11:05 -07:00
Linus Torvalds
c0da4fa0d1 media updates for v4.14-rc1
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Merge tag 'media/v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:
 "Brazil's Independence Day pull request :-)

  This is one of the biggest media pull requests, with 625 patches
  affecting almost all parts of media (RC, DVB, V4L2, CEC, docs).

  This contains:

   - A lot of new drivers:
     * DVB frontends: mxl5xx, stv0910, stv6111;
     * camera flash: as3645a led driver;
     * HDMI receiver: adv748X;
     * camera sensor: Omnivision 6650 5M driver (ov6650);
     * HDMI CEC: ao-cec meson driver;
     * V4L2: Qualcom camss driver;
     * Remote controller: gpio-ir-tx, pwm-ir-tx and zx-irdec drivers.

   - The DDbridge DVB driver got a massive update, with makes it in sync
     with modern hardware from that vendor;

   - There's an important milestone on this series: the DVB
     documentation was written in 2003, but only started to be updated
     in 2007. It also used to contain several gaps from the time it was
     kept out of tree, mentioning error codes and device nodes that
     never existed upstream. On this series, it received a massive
     update: all non-deprecated digital TV APIs are now in sync with the
     current implementation;

   - Some DVB APIs that aren't used by any upstream driver got removed;

   - Other parts of the media documentation algo got updated, fixing
     some bugs on its PDF output and making it compatible with Sphinx
     version 1.6.

     As the number of hacks required to build PDF output reduced, I hope
     we'll have less troubles as newer versions of our documentation
     toolchain are released (famous last words);

   - As usual, lots of driver cleanups and improvements"

* tag 'media/v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (624 commits)
  media: leds: as3645a: add V4L2_FLASH_LED_CLASS dependency
  media: get rid of removed DMX_GET_CAPS and DMX_SET_SOURCE leftovers
  media: Revert "[media] v4l: async: make v4l2 coexist with devicetree nodes in a dt overlay"
  media: staging: atomisp: sh_css_calloc shall return a pointer to the allocated space
  media: Revert "[media] lirc_dev: remove superfluous get/put_device() calls"
  media: add qcom_camss.rst to v4l-drivers rst file
  media: dvb headers: make checkpatch happier
  media: dvb uapi: move frontend legacy API to another part of the book
  media: pixfmt-srggb12p.rst: better format the table for PDF output
  media: docs-rst: media: Don't use \small for V4L2_PIX_FMT_SRGGB10 documentation
  media: index.rst: don't write "Contents:" on PDF output
  media: pixfmt*.rst: replace a two dots by a comma
  media: vidioc-g-fmt.rst: adjust table format
  media: vivid.rst: add a blank line to correct ReST format
  media: v4l2 uapi book: get rid of driver programming's chapter
  media: format.rst: use the right markup for important notes
  media: docs-rst: cardlists: change their format to flat-tables
  media: em28xx-cardlist.rst: update to reflect last changes
  media: v4l2-event.rst: adjust table to fit on PDF output
  media: docs: don't show ToC for each part on PDF output
  ...
2017-09-07 12:53:14 -07:00
Linus Torvalds
aae3dbb477 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller:

 1) Support ipv6 checksum offload in sunvnet driver, from Shannon
    Nelson.

 2) Move to RB-tree instead of custom AVL code in inetpeer, from Eric
    Dumazet.

 3) Allow generic XDP to work on virtual devices, from John Fastabend.

 4) Add bpf device maps and XDP_REDIRECT, which can be used to build
    arbitrary switching frameworks using XDP. From John Fastabend.

 5) Remove UFO offloads from the tree, gave us little other than bugs.

 6) Remove the IPSEC flow cache, from Florian Westphal.

 7) Support ipv6 route offload in mlxsw driver.

 8) Support VF representors in bnxt_en, from Sathya Perla.

 9) Add support for forward error correction modes to ethtool, from
    Vidya Sagar Ravipati.

10) Add time filter for packet scheduler action dumping, from Jamal Hadi
    Salim.

11) Extend the zerocopy sendmsg() used by virtio and tap to regular
    sockets via MSG_ZEROCOPY. From Willem de Bruijn.

12) Significantly rework value tracking in the BPF verifier, from Edward
    Cree.

13) Add new jump instructions to eBPF, from Daniel Borkmann.

14) Rework rtnetlink plumbing so that operations can be run without
    taking the RTNL semaphore. From Florian Westphal.

15) Support XDP in tap driver, from Jason Wang.

16) Add 32-bit eBPF JIT for ARM, from Shubham Bansal.

17) Add Huawei hinic ethernet driver.

18) Allow to report MD5 keys in TCP inet_diag dumps, from Ivan
    Delalande.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1780 commits)
  i40e: point wb_desc at the nvm_wb_desc during i40e_read_nvm_aq
  i40e: avoid NVM acquire deadlock during NVM update
  drivers: net: xgene: Remove return statement from void function
  drivers: net: xgene: Configure tx/rx delay for ACPI
  drivers: net: xgene: Read tx/rx delay for ACPI
  rocker: fix kcalloc parameter order
  rds: Fix non-atomic operation on shared flag variable
  net: sched: don't use GFP_KERNEL under spin lock
  vhost_net: correctly check tx avail during rx busy polling
  net: mdio-mux: add mdio_mux parameter to mdio_mux_init()
  rxrpc: Make service connection lookup always check for retry
  net: stmmac: Delete dead code for MDIO registration
  gianfar: Fix Tx flow control deactivation
  cxgb4: Ignore MPS_TX_INT_CAUSE[Bubble] for T6
  cxgb4: Fix pause frame count in t4_get_port_stats
  cxgb4: fix memory leak
  tun: rename generic_xdp to skb_xdp
  tun: reserve extra headroom only when XDP is set
  net: dsa: bcm_sf2: Configure IMP port TC2QOS mapping
  net: dsa: bcm_sf2: Advertise number of egress queues
  ...
2017-09-06 14:45:08 -07:00
Linus Torvalds
ec3604c7a5 Writeback error handling fixes for v4.14
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Merge tag 'wberr-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux

Pull writeback error handling updates from Jeff Layton:
 "This pile continues the work from last cycle on better tracking
  writeback errors. In v4.13 we added some basic errseq_t infrastructure
  and converted a few filesystems to use it.

  This set continues refining that infrastructure, adds documentation,
  and converts most of the other filesystems to use it. The main
  exception at this point is the NFS client"

* tag 'wberr-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux:
  ecryptfs: convert to file_write_and_wait in ->fsync
  mm: remove optimizations based on i_size in mapping writeback waits
  fs: convert a pile of fsync routines to errseq_t based reporting
  gfs2: convert to errseq_t based writeback error reporting for fsync
  fs: convert sync_file_range to use errseq_t based error-tracking
  mm: add file_fdatawait_range and file_write_and_wait
  fuse: convert to errseq_t based error tracking for fsync
  mm: consolidate dax / non-dax checks for writeback
  Documentation: add some docs for errseq_t
  errseq: rename __errseq_set to errseq_set
2017-09-06 14:11:03 -07:00
Linus Torvalds
066dea8c30 File locking related changes for v4.14
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Merge tag 'locks-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux

Pull file locking updates from Jeff Layton:
 "This pile just has a few file locking fixes from Ben Coddington. There
  are a couple of cleanup patches + an attempt to bring sanity to the
  l_pid value that is reported back to userland on an F_GETLK request.

  After a few gyrations, he came up with a way for filesystems to
  communicate to the VFS layer code whether the pid should be translated
  according to the namespace or presented as-is to userland"

* tag 'locks-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux:
  locks: restore a warn for leaked locks on close
  fs/locks: Remove fl_nspid and use fs-specific l_pid for remote locks
  fs/locks: Use allocation rather than the stack in fcntl_getlk()
2017-09-06 13:43:26 -07:00
Linus Torvalds
bf1d6b2c76 Staging/IIO driver updates for 4.14-rc1
Here is the big staging and IIO driver update for 4.14-rc1.
 
 Lots of staging driver fixes and cleanups, including some reorginizing
 of the lustre header files to try to impose some sanity on what is, and
 what is not, the uapi for that filesystem.
 
 There are some tty core changes in here as well, as the speakup drivers
 need them, and that's ok with me, they are sane and the speakup code is
 getting nicer because of it.
 
 There is also the addition of the obiligatory new wifi driver, just
 because it has been a release or two since we added our last one...
 
 Other than that, lots and lots of small coding style fixes, as usual.
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging/IIO driver updates from Greg KH:
 "Here is the big staging and IIO driver update for 4.14-rc1.

  Lots of staging driver fixes and cleanups, including some reorginizing
  of the lustre header files to try to impose some sanity on what is,
  and what is not, the uapi for that filesystem.

  There are some tty core changes in here as well, as the speakup
  drivers need them, and that's ok with me, they are sane and the
  speakup code is getting nicer because of it.

  There is also the addition of the obiligatory new wifi driver, just
  because it has been a release or two since we added our last one...

  Other than that, lots and lots of small coding style fixes, as usual.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'staging-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (612 commits)
  staging:rtl8188eu:core Fix remove unneccessary else block
  staging: typec: fusb302: make structure fusb302_psy_desc static
  staging: unisys: visorbus: make two functions static
  staging: fsl-dpaa2/eth: fix off-by-one FD ctrl bitmaks
  staging: r8822be: Simplify deinit_priv()
  staging: r8822be: Remove some dead code
  staging: vboxvideo: Use CONFIG_DRM_KMS_FB_HELPER to check for fbdefio availability
  staging:rtl8188eu Fix comparison to NULL
  staging: rts5208: rename mmc_ddr_tunning_rx_cmd to mmc_ddr_tuning_rx_cmd
  Staging: Pi433: style fix - tabs and spaces
  staging: pi433: fix spelling mistake: "preample" -> "preamble"
  staging:rtl8188eu:core Fix Code Indent
  staging: typec: fusb302: Export current-limit through a power_supply class dev
  staging: typec: fusb302: Add support for USB2 charger detection through extcon
  staging: typec: fusb302: Use client->irq as irq if set
  staging: typec: fusb302: Get max snk mv/ma/mw from device-properties
  staging: typec: fusb302: Set max supply voltage to 5V
  staging: typec: tcpm: Add get_current_limit tcpc_dev callback
  staging:rtl8188eu Use __func__ instead of function name
  staging: lustre: coding style fixes found by checkpatch.pl
  ...
2017-09-05 10:36:26 -07:00
Sergei A. Trusov
bfc133515f media: staging: atomisp: sh_css_calloc shall return a pointer to the allocated space
The calloc function returns either a null pointer or a pointer to the
allocated space. Add the second case that is missed.

Fixes: da22013f7d ("atomisp: remove indirection from sh_css_malloc")
Signed-off-by: Sergei A. Trusov <sergei.a.trusov@ya.ru>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-09-05 07:29:29 -04:00
Christoph Hellwig
8257723993 lustre: switch to kernel_write
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2017-09-04 19:05:16 -04:00