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linux-stable/fs/cifs
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Roberto Bergantinos Corpas dea5d380e2 CIFS: cifs_read_allocate_pages: don't iterate through whole page array on ENOMEM 
commit 31fad7d41e upstream.

 In cifs_read_allocate_pages, in case of ENOMEM, we go through
whole rdata->pages array but we have failed the allocation before
nr_pages, therefore we may end up calling put_page with NULL
pointer, causing oops

Signed-off-by: Roberto Bergantinos Corpas <rbergant@redhat.com>
Acked-by: Pavel Shilovsky <pshilov@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
CC: Stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-09 09:18:18 +02:00
..
asn1.c
cache.c fscache: remove unused ->now_uncached callback 2017-09-06 17:27:26 -07:00
cifs_debug.c smb3: allow stats which track session and share reconnects to be reset 2018-11-13 11:15:09 -08:00
cifs_debug.h lib: update single-char callers of strtobool() 2016-03-17 15:09:34 -07:00
cifs_dfs_ref.c cifs: use correct format characters 2019-04-05 22:31:28 +02:00
cifs_fs_sb.h cifs: Convert to separately allocated bdi 2017-04-20 12:09:55 -06:00
cifs_ioctl.h Enable previous version support 2016-10-13 19:48:11 -05:00
cifs_spnego.c smb3: on kerberos mount if server doesn't specify auth type use krb5 2018-11-13 11:15:09 -08:00
cifs_spnego.h
cifs_unicode.c fs/cifs: don't translate SFM_SLASH (U+F026) to backslash 2018-10-10 08:54:21 +02:00
cifs_unicode.h [SMB3] Remove ifdef since SMB3 (and later) now STRONGLY preferred 2017-07-08 18:57:07 -05:00
cifs_uniupr.h
cifsacl.c cifs: cifsacl: Use a temporary ops variable to reduce code length 2017-05-12 19:45:18 -05:00
cifsacl.h cifs: For SMB2 security informaion query, check for minimum sized security descriptor instead of sizeof FileAllInformation class 2018-06-26 08:06:31 +08:00
cifsencrypt.c CIFS: fix sha512 check in cifs_crypto_secmech_release 2018-04-24 09:36:27 +02:00
cifsfs.c cifs: don't dereference smb_file_target before null check 2018-11-27 16:10:46 +01:00
cifsfs.h Update version of cifs module 2017-09-17 23:10:48 -05:00
cifsglob.h CIFS: keep FileInfo handle live during oplock break 2019-04-27 09:35:35 +02:00
cifspdu.h CIFS: move DFS response parsing out of SMB1 code 2017-03-01 22:26:10 -06:00
cifsproto.h cifs: Fix use after free of a mid_q_entry 2018-07-11 16:29:15 +02:00
cifssmb.c CIFS: Fix credits calculations for reads with errors 2019-01-31 08:13:44 +01:00
connect.c cifs: Fix NULL pointer dereference of devname 2019-04-05 22:31:28 +02:00
dir.c cifs: Fix separator when building path from dentry 2018-12-13 09:18:53 +01:00
dns_resolve.c
dns_resolve.h
export.c
file.c CIFS: cifs_read_allocate_pages: don't iterate through whole page array on ENOMEM 2019-06-09 09:18:18 +02:00
fscache.c
fscache.h
inode.c cifs: do not attempt cifs operation on smb2+ rename error 2019-05-02 09:40:28 +02:00
ioctl.c [SMB3] Remove ifdef since SMB3 (and later) now STRONGLY preferred 2017-07-08 18:57:07 -05:00
Kconfig cifs: allow disabling insecure dialects in the config 2019-01-26 09:37:07 +01:00
link.c smb3: don't request leases in symlink creation and query 2018-09-05 09:26:33 +02:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
misc.c CIFS: keep FileInfo handle live during oplock break 2019-04-27 09:35:35 +02:00
netmisc.c cifs: small underflow in cnvrtDosUnixTm() 2017-05-02 14:57:34 -05:00
nterr.c
nterr.h
ntlmssp.h cifs: dynamic allocation of ntlmssp blob 2016-06-23 23:45:07 -05:00
readdir.c cifs: check ntwrk_buf_start for NULL before dereferencing it 2019-02-12 19:46:08 +01:00
rfc1002pdu.h
sess.c cifs: check kmalloc before use 2018-09-05 09:26:33 +02:00
smb1ops.c cifs: use correct format characters 2019-04-05 22:31:28 +02:00
smb2file.c cifs: Limit memory used by lock request calls to a page 2019-02-20 10:20:51 +01:00
smb2glob.h CIFS: Separate SMB2 header structure 2017-02-01 16:46:34 -06:00
smb2inode.c smb3: Do not send SMB3 SET_INFO if nothing changed 2018-09-05 09:26:33 +02:00
smb2maperror.c fix incorrect error code mapping for OBJECTID_NOT_FOUND 2019-04-20 09:15:03 +02:00
smb2misc.c CIFS: keep FileInfo handle live during oplock break 2019-04-27 09:35:35 +02:00
smb2ops.c cifs: fix strcat buffer overflow and reduce raciness in smb21_set_oplock_level() 2019-05-25 18:25:19 +02:00
smb2pdu.c Revert "cifs: fix memory leak in SMB2_read" 2019-05-25 18:25:19 +02:00
smb2pdu.h cifs: fix computation for MAX_SMB2_HDR_SIZE 2019-03-13 14:03:15 -07:00
smb2proto.h CIFS: add sha512 secmech 2018-04-24 09:36:27 +02:00
smb2status.h
smb2transport.c cifs: Fix use after free of a mid_q_entry 2018-07-11 16:29:15 +02:00
smbencrypt.c CIFS: refactor crypto shash/sdesc allocation&free 2018-04-24 09:36:27 +02:00
smberr.h
smbfsctl.h [SMB3] Send durable handle v2 contexts when use of persistent handles required 2015-11-03 09:26:27 -06:00
transport.c CIFS: Do not hide EINTR after sending network packets 2019-01-16 22:07:10 +01:00
winucase.c
xattr.c cifs: Add support for writing attributes on SMB2+ 2017-09-04 14:03:45 -05:00