Unverified Commit 451734a9 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!9716 ax25: Fix reference count leak issues of ax25_dev 

Merge Pull Request from: @ci-robot 
 
PR sync from: Liu Jian <liujian56@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/5TPAAL4QXPLIYUIHYDM7X6SGYOTNROOX/ 
 
https://gitee.com/src-openeuler/kernel/issues/IA6S8I 
 
Link:https://gitee.com/openeuler/kernel/pulls/9716

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 4e07a69a 6535e839

net/ax25/ax25_dev.c

+1 −3
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ ax25_dev *ax25_addr_ax25dev(ax25_address *addr) 
		if (ax25cmp(addr, (ax25_address *)ax25_dev->dev->dev_addr) == 0) {

			res = ax25_dev;

			ax25_dev_hold(ax25_dev);

			break;

		}

	spin_unlock_bh(&ax25_dev_lock);
@@ -86,7 +87,6 @@ void ax25_dev_device_up(struct net_device *dev) 
	ax25_dev->next = ax25_dev_list;

	ax25_dev_list  = ax25_dev;

	spin_unlock_bh(&ax25_dev_lock);

	ax25_dev_hold(ax25_dev);



	ax25_register_dev_sysctl(ax25_dev);

}
@@ -116,7 +116,6 @@ void ax25_dev_device_down(struct net_device *dev) 
	if ((s = ax25_dev_list) == ax25_dev) {

		ax25_dev_list = s->next;

		spin_unlock_bh(&ax25_dev_lock);

		ax25_dev_put(ax25_dev);

		dev->ax25_ptr = NULL;

		dev_put(dev);

		ax25_dev_put(ax25_dev);
@@ -127,7 +126,6 @@ void ax25_dev_device_down(struct net_device *dev) 
		if (s->next == ax25_dev) {

			s->next = ax25_dev->next;

			spin_unlock_bh(&ax25_dev_lock);

			ax25_dev_put(ax25_dev);

			dev->ax25_ptr = NULL;

			dev_put(dev);

			ax25_dev_put(ax25_dev);