1 files changed, 6 insertions, 2 deletions

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 24c456e8aa1d..496b62712fe8 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2474,8 +2474,12 @@ static int rt6_fill_node(struct net *net,
 
         rcu_read_lock();
         n = dst_get_neighbour_noref(&rt->dst);
-        if (n)
-                NLA_PUT(skb, RTA_GATEWAY, 16, &n->primary_key);
+        if (n) {
+                if (nla_put(skb, RTA_GATEWAY, 16, &n->primary_key) < 0) {
+                        rcu_read_unlock();
+                        goto nla_put_failure;
+                }
+        }
         rcu_read_unlock();
 
         if (rt->dst.dev)