diff options
| author |   Eliad Peller <eliad@wizery.com> | 2014-04-30 16:14:24 +0300 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2014-05-05 15:14:58 +0200 |
| commit | e669ba2d06c6195662601956454ac959892f0762 (patch) | |
| tree | 1a4791e81cc8a6ed4319b5134ce8db348e11248f /net | |
| parent | cfg80211: add cfg80211_sched_scan_stopped_rtnl (diff) | |
| download | linux-dev-e669ba2d06c6195662601956454ac959892f0762.tar.xz linux-dev-e669ba2d06c6195662601956454ac959892f0762.zip | |
mac80211: fix nested rtnl locking on ieee80211_reconfig
ieee80211_reconfig already holds rtnl, so calling
cfg80211_sched_scan_stopped results in deadlock.
Use the rtnl-version of this function instead.
Fixes: d43c6b6 ("mac80211: reschedule sched scan after HW restart")
Cc: stable@vger.kernel.org (3.14+)
Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 275c94f995f7..3c365837e910 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1780,7 +1780,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) mutex_unlock(&local->mtx); if (sched_scan_stopped) - cfg80211_sched_scan_stopped(local->hw.wiphy); + cfg80211_sched_scan_stopped_rtnl(local->hw.wiphy); /* * If this is for hw restart things are still running. |