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backlight: lp8788_bl: Delete a check before backlight_device_unregister() 

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>
Acked-by: Jingoo Han <jingoohan1@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
hifive-unleashed-5.1
Markus Elfring 2015-07-01 12:08:31 +02:00 committed by Lee Jones
parent 047ffbb271
commit 85463d8ed1
1 changed files with 1 additions and 2 deletions
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3
drivers/video/backlight/lp8788_bl.c
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@ -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,