[patch 15/17] pppoe: missing result check in __pppoe_xmit()

From: Florin Malita <redacted>

skb_clone() may fail, we should check the result.

Coverity CID: 1215.

Signed-off-by: Florin Malita <redacted>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: <redacted>
Signed-off-by: Andrew Morton <redacted>
---

 drivers/net/pppoe.c |    3 +++
 1 file changed, 3 insertions(+)

diff -puN drivers/net/pppoe.c~pppoe-missing-result-check-in-__pppoe_xmit drivers/net/pppoe.c

--- devel/drivers/net/pppoe.c~pppoe-missing-result-check-in-__pppoe_xmit	2006-06-01 20:31:50.000000000 -0700
+++ devel-akpm/drivers/net/pppoe.c	2006-06-01 20:31:50.000000000 -0700

@@ -861,6 +861,9 @@ static int __pppoe_xmit(struct sock *sk,
 		 * give dev_queue_xmit something it can free.
 		 */
 		skb2 = skb_clone(skb, GFP_ATOMIC);
+
+		if (skb2 == NULL)
+			goto abort;
 	}
 
 	ph = (struct pppoe_hdr *) skb_push(skb2, sizeof(struct pppoe_hdr));

_