From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 22 Jul 2016 14:45:51 +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@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/bridge/parade-ps8622.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/bridge/parade-ps8622.c b/drivers/gpu/drm/bridge/parade-ps8622.c
index 5cd8dd7..583b8ce 100644
--- a/drivers/gpu/drm/bridge/parade-ps8622.c
+++ b/drivers/gpu/drm/bridge/parade-ps8622.c
@@ -636,9 +636,7 @@ static int ps8622_remove(struct i2c_client *client)
{
struct ps8622_bridge *ps8622 = i2c_get_clientdata(client);
- if (ps8622->bl)
- backlight_device_unregister(ps8622->bl);
-
+ backlight_device_unregister(ps8622->bl);
drm_bridge_remove(&ps8622->bridge);
return 0;
--
2.9.2
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