From f742f85c2ec852e77906590e6fb17dc3f3bd74c8 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 31 Oct 2010 14:32:15 +0000
Subject: [PATCH] nl80211: fix a station dump crash triggered by sending an
 invalid ifindex

SVN-Revision: 23741
---
 .../patches/300-nl80211_dump_crash_fix.patch        | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 package/mac80211/patches/300-nl80211_dump_crash_fix.patch

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;
+ 	}
+ 
-- 
2.30.2