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| author | John W. Linville <linville@tuxdriver.com> | 2010-06-21 17:14:07 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-06-24 15:42:30 -0400 |
| commit | c937019761a758f2749b1f3a032b7a91fb044753 (patch) | |
| tree | 8305297e2d93794fa3a70e28dcb99990c9050ecb /net/sched | |
| parent | de66bfd85c817146825eaafb39d5872463c09e8c (diff) | |
| download | linux-c937019761a758f2749b1f3a032b7a91fb044753.tar.bz2 | |
mac80211: avoid scheduling while atomic in mesh_rx_plink_frame
While mesh_rx_plink_frame holds sta->lock...
mesh_rx_plink_frame ->
mesh_plink_inc_estab_count ->
ieee80211_bss_info_change_notify
...but ieee80211_bss_info_change_notify is allowed to sleep. A driver
taking advantage of that allowance can cause a scheduling while
atomic bug. Similar paths exist for mesh_plink_dec_estab_count,
so work around those as well.
http://bugzilla.kernel.org/show_bug.cgi?id=16099
Also, correct a minor kerneldoc comment error (mismatched function names).
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Cc: stable@kernel.org
Diffstat (limited to 'net/sched')
0 files changed, 0 insertions, 0 deletions