ipv4: fix a memory leak in ic_bootp_send_if

when dev_hard_header() failed, the newly allocated skb should be freed.

Signed-off-by: RongQing.Li <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
RongQing.Li 2011-11-14 14:37:24 -05:00 committed by David S. Miller
parent 5219e4c93c
commit ad79eefc42
1 changed files with 7 additions and 2 deletions

View File

@ -822,8 +822,13 @@ static void __init ic_bootp_send_if(struct ic_device *d, unsigned long jiffies_d
skb->dev = dev;
skb->protocol = htons(ETH_P_IP);
if (dev_hard_header(skb, dev, ntohs(skb->protocol),
dev->broadcast, dev->dev_addr, skb->len) < 0 ||
dev_queue_xmit(skb) < 0)
dev->broadcast, dev->dev_addr, skb->len) < 0) {
kfree_skb(skb);
printk("E");
return;
}
if (dev_queue_xmit(skb) < 0)
printk("E");
}