lkml.org 
[lkml]   [2015]   [Jul]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    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


    \
     
     \ /
      Last update: 2015-07-01 13:01    [W:3.157 / U:0.240 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site