[PATCH v3 net 2/5] vxlan: handle skb_clone failure
From: Stephen Hemminger <stephen@networkplumber.org>
Date: 2013-06-11 00:37:48
skb_clone can fail if out of memory. Just skip the fanout. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> --- v3 - no change Needs be in -net. Not needed for stable.
--- a/drivers/net/vxlan.c 2013-06-10 15:04:59.239993130 -0700
+++ b/drivers/net/vxlan.c 2013-06-10 15:06:15.186973784 -0700@@ -1198,9 +1198,11 @@ static netdev_tx_t vxlan_xmit(struct sk_ struct sk_buff *skb1; skb1 = skb_clone(skb, GFP_ATOMIC); - rc1 = vxlan_xmit_one(skb1, dev, rdst, did_rsc); - if (rc == NETDEV_TX_OK) - rc = rc1; + if (skb1) { + rc1 = vxlan_xmit_one(skb1, dev, rdst, did_rsc); + if (rc == NETDEV_TX_OK) + rc = rc1; + } } rc1 = vxlan_xmit_one(skb, dev, rdst0, did_rsc);