linux-stable/net/wireless
Dan Carpenter 6d304091e0 wifi: cfg80211: fix double lock bug in reg_wdev_chan_valid()
commit 996c3117da upstream.

The locking was changed recently so now the caller holds the wiphy_lock()
lock.  Taking the lock inside the reg_wdev_chan_valid() function will
lead to a deadlock.

Fixes: f7e60032c6 ("wifi: cfg80211: fix locking in regulatory disconnect")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/40c4114a-6cb4-4abf-b013-300b598aba65@moroto.mountain
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-06-21 16:00:54 +02:00
..
certs
.gitignore
ap.c wifi: cfg80211: do some rework towards MLO link APIs 2022-06-20 12:54:58 +02:00
chan.c wifi: nl80211: relax wdev mutex check in wdev_chandef() 2022-07-01 11:42:58 +02:00
core.c wifi: cfg80211: fix locking in sched scan stop work 2023-06-14 11:15:19 +02:00
core.h wifi: cfg80211: clean up links appropriately 2022-07-15 11:43:18 +02:00
debugfs.c wifi: cfg80211: debugfs: fix return type in ht40allow_map_read() 2022-08-25 10:04:46 +02:00
debugfs.h
ethtool.c wifi: cfg80211: use strscpy to replace strlcpy 2022-07-15 11:43:12 +02:00
ibss.c wifi: cfg80211: Add link_id parameter to various key operations for MLO 2022-08-25 10:41:05 +02:00
Kconfig
lib80211.c
lib80211_crypt_ccmp.c wifi: use struct_group to copy addresses 2022-09-03 16:40:06 +02:00
lib80211_crypt_tkip.c
lib80211_crypt_wep.c
Makefile cfg80211: fix CONFIG_CFG80211_EXTRA_REGDB_KEYDIR typo 2022-03-01 14:10:14 +01:00
mesh.c wifi: cfg80211: do some rework towards MLO link APIs 2022-06-20 12:54:58 +02:00
mlme.c wifi: cfg80211/nl80211: move rx management data into a struct 2022-07-22 14:28:26 +02:00
nl80211.c wifi: cfg80211: reject bad AP MLD address 2023-06-14 11:15:18 +02:00
nl80211.h wifi: cfg80211/nl80211: move rx management data into a struct 2022-07-22 14:28:26 +02:00
ocb.c wifi: cfg80211: do some rework towards MLO link APIs 2022-06-20 12:54:58 +02:00
of.c
pmsr.c cfg80211: pmsr: remove useless ifdef guards 2022-02-04 16:26:16 +01:00
radiotap.c mac80211: Use flex-array for radiotap header bitmap 2021-08-13 09:58:25 +02:00
rdev-ops.h wifi: cfg80211: Add link_id parameter to various key operations for MLO 2022-08-25 10:41:05 +02:00
reg.c wifi: cfg80211: fix double lock bug in reg_wdev_chan_valid() 2023-06-21 16:00:54 +02:00
reg.h
scan.c wifi: cfg80211: Drop entries with invalid BSSIDs in RNR 2023-05-24 17:32:46 +01:00
sme.c wifi: cfg80211: Partial revert "wifi: cfg80211: Fix use after free for wext" 2023-03-13 10:21:31 +01:00
sysfs.c cfg80211: shut down interfaces on failed resume 2021-06-09 16:09:20 +02:00
sysfs.h
trace.c
trace.h wifi: cfg80211: Add link_id to cfg80211_ch_switch_started_notify() 2022-08-25 11:07:26 +02:00
util.c wifi: cfg80211: Fix bitrates overflow issue 2022-10-21 12:36:35 +02:00
wext-compat.c wifi: cfg80211: Add link_id parameter to various key operations for MLO 2022-08-25 10:41:05 +02:00
wext-compat.h
wext-core.c wifi: wext: use flex array destination for memcpy() 2022-10-07 15:00:25 +02:00
wext-priv.c
wext-proc.c
wext-sme.c wifi: cfg80211: do some rework towards MLO link APIs 2022-06-20 12:54:58 +02:00
wext-spy.c wireless: wext-spy: Fix out-of-bounds warning 2021-06-23 10:57:17 +02:00