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由 YueHaibing 提交于
mainline inclusion from mainline-v5.1 commit: a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e category: bugfix bugzilla: 10707 CVE: NA --------------------------------------------------------- In netdev_queue_add_kobject and rx_queue_add_kobject, if sysfs_create_group failed, kobject_put will call netdev_queue_release to decrease dev refcont, however dev_hold has not be called. So we will see this: unregister_netdevice: waiting for bcsh0 to become free. Usage count = -1 Reported-by: NHulk Robot <hulkci@huawei.com> Fixes: d0d66837 ("net: don't decrement kobj reference count on init failure") Signed-off-by: NYueHaibing <yuehaibing@huawei.com> Reviewed-by: NWenan Mao <maowenan@huawei.com> Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
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