From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sun, 23 Nov 2014 15:15:29 +0100
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@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/video/fbdev/mx3fb.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/video/fbdev/mx3fb.c b/drivers/video/fbdev/mx3fb.c
index c645a0a..b2d2151 100644
--- a/drivers/video/fbdev/mx3fb.c
+++ b/drivers/video/fbdev/mx3fb.c
@@ -334,8 +334,7 @@ static void mx3fb_init_backlight(struct mx3fb_data *fbd)
static void mx3fb_exit_backlight(struct mx3fb_data *fbd)
{
- if (fbd->bl)
- backlight_device_unregister(fbd->bl);
+ backlight_device_unregister(fbd->bl);
}
static void mx3fb_dma_done(void *);
--
2.1.3
--
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