net/hsr: Fix possible leak in 'hsr_get_node_status()'

If 'hsr_get_node_data()' returns error, going directly to 'fail' label
doesn't free the memory pointed by 'skb_out'.

Signed-off-by: Geyslan G. Bem <geyslan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

Author: geyslan

net/hsr/hsr_netlink.c

@@ -249,7 +249,7 @@ static int hsr_get_node_status(struct sk_buff *skb_in, struct genl_info *info)
 			&hsr_node_if2_age,
 			&hsr_node_if2_seq);
 	if (res < 0)
-		goto fail;
+		goto nla_put_failure;
 
 	res = nla_put(skb_out, HSR_A_NODE_ADDR, ETH_ALEN,
 					nla_data(info->attrs[HSR_A_NODE_ADDR]));