1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 9407acbd19a9..f17f602e6171 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -908,7 +908,11 @@ static RING_IDX xennet_fill_frags(struct netfront_queue *queue,
                         BUG_ON(pull_to <= skb_headlen(skb));
                         __pskb_pull_tail(skb, pull_to - skb_headlen(skb));
                 }
-                BUG_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS);
+                if (unlikely(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS)) {
+                        queue->rx.rsp_cons = ++cons;
+                        kfree_skb(nskb);
+                        return ~0U;
+                }
 
                 skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags,
                                 skb_frag_page(nfrag),
@@ -1045,6 +1049,8 @@ err:
                 skb->len += rx->status;
 
                 i = xennet_fill_frags(queue, skb, &tmpq);
+                if (unlikely(i == ~0U))
+                        goto err;
 
                 if (rx->flags & XEN_NETRXF_csum_blank)
                         skb->ip_summed = CHECKSUM_PARTIAL;