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[media] pvrusb2: correctly handling failed thread run

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Since kthread_run returns -ENOMEM if failed,
it needs to be checked whether it is error, not whether it is null.

Signed-off-by: Insu Yun <wuninsu@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Insu Yun 2016-02-04 21:09:23 -02:00 committed by Mauro Carvalho Chehab
parent c574b75913
commit bb07df8ae1
1 changed files with 1 additions and 1 deletions
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2
drivers/media/usb/pvrusb2/pvrusb2-context.c
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@ -196,7 +196,7 @@ int pvr2_context_global_init(void)
pvr2_context_thread_ptr = kthread_run(pvr2_context_thread_func,
NULL,
"pvrusb2-context");
return (pvr2_context_thread_ptr ? 0 : -ENOMEM);
return IS_ERR(pvr2_context_thread_ptr) ? -ENOMEM : 0;
}