netfilter: ip6_route_output() never returns NULL.
ip6_route_output() never returns NULL, so it is wrong to
check if the return value is NULL.
Signed-off-by: RongQing.Li <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/xt_TEE.c b/net/netfilter/xt_TEE.c
index 3aae66f..4d50579 100644
--- a/net/netfilter/xt_TEE.c
+++ b/net/netfilter/xt_TEE.c
@@ -152,9 +152,10 @@
fl6.flowlabel = ((iph->flow_lbl[0] & 0xF) << 16) |
(iph->flow_lbl[1] << 8) | iph->flow_lbl[2];
dst = ip6_route_output(net, NULL, &fl6);
- if (dst == NULL)
+ if (dst->error) {
+ dst_release(dst);
return false;
-
+ }
skb_dst_drop(skb);
skb_dst_set(skb, dst);
skb->dev = dst->dev;