Unverified Commit 75a88146 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!15843 tty: synclink_gt: Fix null-pointer-dereference in slgt_clean() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Cui GaoSheng <cuigaosheng1@huawei.com>
https://mailweb.openeuler.org/archives/list/kernel@openeuler.org/message/JN5RIN2ZEDTGXB6OVIK4JB6F2Q3NDITI/ 
 
https://gitee.com/src-openeuler/kernel/issues/IBP74I 
 
Link:https://gitee.com/openeuler/kernel/pulls/15843

 

Reviewed-by: default avatarLu Jialin <lujialin4@huawei.com>
Reviewed-by: default avatarYuan Can <yuancan@huawei.com>
Signed-off-by: default avatarYuan Can <yuancan@huawei.com>
parents d86cf521 de01b7f9

drivers/tty/synclink_gt.c

+2 −0
Original line number Diff line number Diff line
@@ -1808,6 +1808,8 @@ static int hdlcdev_init(struct slgt_info *info) 
 */

static void hdlcdev_exit(struct slgt_info *info)

{

	if (!info->netdev)

		return;

	unregister_hdlc_device(info->netdev);

	free_netdev(info->netdev);

	info->netdev = NULL;