[PATCH net-next 02/10] vxlan: handle skb_clone failure

[Stephen Hemminger <stephen@networkplumber.org>]

skb_clone can fail if out of memory. Just skip the fanout.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

---
Does not impact stable, this was introduced by the multiple
destination code.
---
 drivers/net/vxlan.c |    8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 536082a..9085c81 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1197,9 +1197,11 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev)
 		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);
-- 
1.7.10.4