[XFRM]: Always release dst_entry on error in xfrm_lookup

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 4 deletions

diff --git a/net/ipv4/netfilter/ipt_REJECT.c b/net/ipv4/netfilter/ipt_REJECT.c
index f115a84a4ac6..f057025a719e 100644
--- a/net/ipv4/netfilter/ipt_REJECT.c
+++ b/net/ipv4/netfilter/ipt_REJECT.c
@@ -92,10 +92,7 @@ static inline struct rtable *route_reverse(struct sk_buff *skb,
         fl.fl_ip_sport = tcph->dest;
         fl.fl_ip_dport = tcph->source;
 
-        if (xfrm_lookup((struct dst_entry **)&rt, &fl, NULL, 0)) {
-                dst_release(&rt->u.dst);
-                rt = NULL;
-        }
+        xfrm_lookup((struct dst_entry **)&rt, &fl, NULL, 0);
 
         return rt;
 }