From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 31 Oct 2010 14:32:15 +0000 (+0000)
Subject: nl80211: fix a station dump crash triggered by sending an invalid ifindex
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=f742f85c2ec852e77906590e6fb17dc3f3bd74c8;p=openwrt%2Fstaging%2F981213.git

nl80211: fix a station dump crash triggered by sending an invalid ifindex

SVN-Revision: 23741
---

diff --git a/package/mac80211/patches/300-nl80211_dump_crash_fix.patch b/package/mac80211/patches/300-nl80211_dump_crash_fix.patch
new file mode 100644
index 0000000000..3c6385f890
--- /dev/null
+++ b/package/mac80211/patches/300-nl80211_dump_crash_fix.patch
@@ -0,0 +1,13 @@
+--- a/net/wireless/nl80211.c
++++ b/net/wireless/nl80211.c
+@@ -224,8 +224,8 @@ static int nl80211_prepare_netdev_dump(s
+ 	}
+ 
+ 	*rdev = cfg80211_get_dev_from_ifindex(sock_net(skb->sk), ifidx);
+-	if (IS_ERR(dev)) {
+-		err = PTR_ERR(dev);
++	if (IS_ERR(*rdev)) {
++		err = PTR_ERR(*rdev);
+ 		goto out_rtnl;
+ 	}
+