linux_dsm_epyc7002/net/wireless
Felix Fietkau 81c044fc3b cfg80211: fix page refcount issue in A-MSDU decap
The fragments attached to a skb can be part of a compound page. In that case,
page_ref_inc will increment the refcount for the wrong page. Fix this by
using get_page instead, which calls page_ref_inc on the compound head and
also checks for overflow.

Fixes: 2b67f944f8 ("cfg80211: reuse existing page fragments in A-MSDU rx")
Cc: stable@vger.kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20200113182107.20461-1-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2020-01-15 09:53:35 +01:00
..
certs
.gitignore
ap.c
chan.c nl80211: Disallow setting of HT for channel 14 2019-10-30 10:07:22 +01:00
core.c cfg80211: fix double-free after changing network namespace 2019-12-13 10:08:09 +01:00
core.h
debugfs.c
debugfs.h
ethtool.c
ibss.c
Kconfig
lib80211_crypt_ccmp.c
lib80211_crypt_tkip.c
lib80211_crypt_wep.c
lib80211.c
Makefile
mesh.c
mlme.c
nl80211.c cfg80211: fix memory leak in cfg80211_cqm_rssi_update 2020-01-15 09:53:12 +01:00
nl80211.h
ocb.c
of.c
pmsr.c
radiotap.c
rdev-ops.h cfg80211: check for set_wiphy_params 2020-01-15 09:53:24 +01:00
reg.c cfg80211: Fix radar event during another phy CAC 2020-01-15 09:50:48 +01:00
reg.h
scan.c
sme.c cfg80211: fix deadlocks in autodisconnect work 2020-01-15 09:52:49 +01:00
sysfs.c
sysfs.h
trace.c
trace.h cfg80211: Fix radar event during another phy CAC 2020-01-15 09:50:48 +01:00
util.c cfg80211: fix page refcount issue in A-MSDU decap 2020-01-15 09:53:35 +01:00
wext-compat.c
wext-compat.h
wext-core.c wireless: wext: avoid gcc -O3 warning 2020-01-15 09:52:20 +01:00
wext-priv.c
wext-proc.c
wext-sme.c
wext-spy.c