diff options
| author | Arik Nemtsov <arik@wizery.com> | 2012-06-03 23:32:32 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-06-17 11:21:25 -0700 |
| commit | 073e100877a39f36163398cde868e98fa6d3f0a1 (patch) | |
| tree | def5d17b06e3a4fd0688783568fc82d4dfd6c855 /lib/flex_array.c | |
| parent | d4bb7f49f4d5ea7a287899178df55b4725bb32d2 (diff) | |
mac80211: fix non RCU-safe sta_list manipulation
commit 794454ce72a298de6f4536ade597bdcc7dcde7c7 upstream.
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.
Reported-by: Eyal Shapira <eyal@wizery.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/flex_array.c')
0 files changed, 0 insertions, 0 deletions