Never directly free @dev after calling device_register(), even if it returned an error! Always use put_device() to give up the reference initialized in this function instead.
Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com> --- kernel/workqueue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/workqueue.c b/kernel/workqueue.c index bb9a519..ccd1080 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -5337,7 +5337,7 @@ int workqueue_sysfs_register(struct workqueue_struct *wq) ret = device_register(&wq_dev->dev); if (ret) { - kfree(wq_dev); + put_device(&wq_dev->dev); wq->wq_dev = NULL; return ret; } -- 1.9.1