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| author | Christian Lamparter <chunkeey@googlemail.com> | 2010-08-24 19:22:42 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-08-25 20:34:56 +0200 |
| commit | 2c15a0cf27a74213a714cc7be31685b841f7c1ac (patch) | |
| tree | 7d2e0bcf9b3c04922ddce91e4641eeed4387c11f /fs/ext3/ioctl.c | |
| parent | nl80211: fix missing nesting (diff) | |
| download | linux-2c15a0cf27a74213a714cc7be31685b841f7c1ac.tar.xz linux-2c15a0cf27a74213a714cc7be31685b841f7c1ac.zip | |
mac80211: fix rcu-unsafe pointer dereference
This patch fixes a potential crash (null-pointer de-
reference) which was introduced in my previous patch:
"mac80211: AMPDU rx reorder timeout timer"
During a BA teardown, the pointer to the soon-to-be-gone
tid_ampdu_rx element will be nullified. Therefore the
release timer mechanism has to be careful not to
accidentally access the item without any RCU protection.
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'fs/ext3/ioctl.c')
0 files changed, 0 insertions, 0 deletions