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: Felix Fietkau <nbd@xxxxxxxxxxx>
---
--- 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;
}
--
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