net: drop dst before queueing fragments
[platform/adaptation/renesas_rcar/renesas_kernel.git] / net / ipv6 / reassembly.c
index 196ab93..0ba10e5 100644 (file)
@@ -330,9 +330,17 @@ found:
        }
 
        if (fq->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
-           fq->q.meat == fq->q.len)
-               return ip6_frag_reasm(fq, prev, dev);
+           fq->q.meat == fq->q.len) {
+               int res;
+               unsigned long orefdst = skb->_skb_refdst;
+
+               skb->_skb_refdst = 0UL;
+               res = ip6_frag_reasm(fq, prev, dev);
+               skb->_skb_refdst = orefdst;
+               return res;
+       }
 
+       skb_dst_drop(skb);
        inet_frag_lru_move(&fq->q);
        return -1;