Unverified Commit 9b889aed authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!9292 net: bridge: xmit: make sure we have at least eth header len bytes 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zhengchao Shao <shaozhengchao@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/GKVVRIG2Z4WVCQP33JWXO75JBZDCRXQT/ 
 
https://gitee.com/src-openeuler/kernel/issues/IA6SHY 
 
Link:https://gitee.com/openeuler/kernel/pulls/9292

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Reviewed-by: default avatarLiu YongQiang <liuyongqiang13@huawei.com>
Signed-off-by: default avatarZhang Changzhong <zhangchangzhong@huawei.com>
parents 10a294b6 9189e4f8

net/bridge/br_device.c

+5 −0
Original line number Diff line number Diff line
@@ -41,6 +41,11 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) 
	const unsigned char *dest;

	u16 vid = 0;



	if (unlikely(!pskb_may_pull(skb, ETH_HLEN))) {

		kfree_skb(skb);

		return NETDEV_TX_OK;

	}



	memset(skb->cb, 0, sizeof(struct br_input_skb_cb));



	rcu_read_lock();