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| author | Arik Nemtsov <arik@wizery.com> | 2012-06-03 23:32:32 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-06-04 15:26:54 -0400 |
| commit | 794454ce72a298de6f4536ade597bdcc7dcde7c7 (patch) | |
| tree | ab62bbcb9bb3ea3009bcc15c445e9477da7128c5 /net/sysctl_net.c | |
| parent | 69aaedd3cfd23b2c732e3cf1227370a35f5c89d4 (diff) | |
| download | linux-794454ce72a298de6f4536ade597bdcc7dcde7c7.tar.gz linux-794454ce72a298de6f4536ade597bdcc7dcde7c7.tar.bz2 linux-794454ce72a298de6f4536ade597bdcc7dcde7c7.zip | |
mac80211: fix non RCU-safe sta_list manipulation
sta_info_cleanup locks the sta_list using rcu_read_lock however
the delete operation isn't rcu safe. A race between sta_info_cleanup
timer being called and a STA being removed can occur which leads
to a panic while traversing sta_list. Fix this by switching to the
RCU-safe versions.
Cc: stable@vger.kernel.org
Reported-by: Eyal Shapira <eyal@wizery.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/sysctl_net.c')
0 files changed, 0 insertions, 0 deletions