net: ieee802154: stop dump llsec keys for monitors

This patch stops dumping llsec keys for monitors which we don't support yet. Otherwise we will access llsec mib which isn't initialized for monitors. Signed-off-by: Alexander Aring <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Stefan Schmidt <[email protected]>
chewitt · Apr 6, 2021 · fb3c5cd · fb3c5cd
1 parent 88c1785
commit fb3c5cd
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
@@ -1493,6 +1493,11 @@ nl802154_dump_llsec_key(struct sk_buff *skb, struct netlink_callback *cb)
 	if (err)
 		return err;
 
+	if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) {
+		err = skb->len;
+		goto out_err;
+	}
+
 	if (!wpan_dev->netdev) {
 		err = -EINVAL;
 		goto out_err;