Unverified Commit 54bbb7bf authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!13439 net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition 

Merge Pull Request from: @ci-robot 
 
PR sync from: Dong Chenchen <dongchenchen2@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/DMZP7KAGXIZXN672SEVXZJDABJK6V3TP/ 
 
https://gitee.com/src-openeuler/kernel/issues/IAYQS4 
 
Link:https://gitee.com/openeuler/kernel/pulls/13439

 

Reviewed-by: default avatarLi Nan <linan122@huawei.com>
Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarLi Nan <linan122@huawei.com>
parents e2c046bf 4ba941ef

drivers/net/ethernet/seeq/ether3.c

+2 −0
Original line number Diff line number Diff line
@@ -845,9 +845,11 @@ static void ether3_remove(struct expansion_card *ec) 
{

	struct net_device *dev = ecard_get_drvdata(ec);



	ether3_outw(priv(dev)->regs.config2 |= CFG2_CTRLO, REG_CONFIG2);

	ecard_set_drvdata(ec, NULL);



	unregister_netdev(dev);

	del_timer_sync(&priv(dev)->timer);

	free_netdev(dev);

	ecard_release_resources(ec);

}