Messages in this thread Patch in this message | | | Date | Wed, 01 Jul 2015 12:30:34 +0200 | From | SF Markus Elfring <> | Subject | [PATCH v3] video-lp8788: Delete a check before backlight_device_unregister() |
| |
From: Markus Elfring <elfring@users.sourceforge.net> Date: Wed, 1 Jul 2015 12:08:31 +0200
The backlight_device_unregister() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- drivers/video/backlight/lp8788_bl.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/video/backlight/lp8788_bl.c b/drivers/video/backlight/lp8788_bl.c index e418d5b..5d583d7 100644 --- a/drivers/video/backlight/lp8788_bl.c +++ b/drivers/video/backlight/lp8788_bl.c @@ -221,8 +221,7 @@ static void lp8788_backlight_unregister(struct lp8788_bl *bl) { struct backlight_device *bl_dev = bl->bl_dev; - if (bl_dev) - backlight_device_unregister(bl_dev); + backlight_device_unregister(bl_dev); } static ssize_t lp8788_get_bl_ctl_mode(struct device *dev, -- 2.4.5
| |