Merge tag 'renesas-boards-cleanups2-for-v3.19' of git://git.kernel.org/pub/scm/linux...

[firefly-linux-kernel-4.4.55.git] / net / core / dev.c

diff --git a/net/core/dev.c b/net/core/dev.c
index b793e3521a3631319bf4d0e7c17c0c9a933331da..945bbd0013592634be3bc840544d8b25919ea11d 100644 (file)
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4157,6 +4157,10 @@ EXPORT_SYMBOL(napi_gro_receive);
 
 static void napi_reuse_skb(struct napi_struct *napi, struct sk_buff *skb)
 {
+       if (unlikely(skb->pfmemalloc)) {
+               consume_skb(skb);
+               return;
+       }
        __skb_pull(skb, skb_headlen(skb));
        /* restore the reserve we had after netdev_alloc_skb_ip_align() */
        skb_reserve(skb, NET_SKB_PAD + NET_IP_ALIGN - skb_headroom(skb));