Messages in this thread Patch in this message | | | From | Andrey Konovalov <> | Subject | [PATCH] uwb: properly check kthread_run return value | Date | Wed, 13 Sep 2017 17:06:50 +0200 |
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uwbd_start() calls kthread_run() and checks that the return value is not NULL. But the return value is not NULL in case kthread_run() fails, it takes the form of ERR_PTR(-EINTR).
Use IS_ERR() instead.
Signed-off-by: Andrey Konovalov <andreyknvl@google.com> --- drivers/uwb/uwbd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/uwb/uwbd.c b/drivers/uwb/uwbd.c index 01c20a260a8b..9f615b303576 100644 --- a/drivers/uwb/uwbd.c +++ b/drivers/uwb/uwbd.c @@ -303,7 +303,7 @@ static int uwbd(void *param) void uwbd_start(struct uwb_rc *rc) { rc->uwbd.task = kthread_run(uwbd, rc, "uwbd"); - if (rc->uwbd.task == NULL) + if (IS_ERR(rc->uwbd.task)) printk(KERN_ERR "UWB: Cannot start management daemon; " "UWB won't work\n"); else -- 2.14.1.581.gf28d330327-goog
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