From: Johannes Berg <johannes.berg@xxxxxxxxx>
Yikes! The error return keeps a netdev reference
and the rdev mutex locked, fix that!
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
net/wireless/nl80211.c | 2 ++
1 file changed, 2 insertions(+)
--- wireless-testing.orig/net/wireless/nl80211.c 2010-10-05 21:32:06.000000000 +0200
+++ wireless-testing/net/wireless/nl80211.c 2010-10-05 21:33:23.000000000 +0200
@@ -4330,6 +4330,8 @@ static int nl80211_pre_doit(struct genl_
}
if (ops->internal_flags & NL80211_FLAG_CHECK_NETDEV_UP &&
!netif_running(dev)) {
+ cfg80211_unlock_rdev(rdev);
+ dev_put(dev);
if (rtnl)
rtnl_unlock();
return -ENETDOWN;
--
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