Commit 3cc25e51 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
Browse files

cfg80211: fix a crash in dev lookup on dump commands



IS_ERR and PTR_ERR were called with the wrong pointer, leading to a
crash when cfg80211_get_dev_from_ifindex fails.
Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Acked-by: default avatarJohannes Berg <johannes@sipsolutions.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 8df86db9
......@@ -224,8 +224,8 @@ static int nl80211_prepare_netdev_dump(struct sk_buff *skb,
}
*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;
}
......
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