Messages in this thread Patch in this message | | | Subject | [PATCH] GPU-DRM-ps8622: Delete an unnecessary check before backlight_device_unregister() | From | SF Markus Elfring <> | Date | Fri, 6 Nov 2015 14:45:51 +0100 |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Fri, 6 Nov 2015 14:38:34 +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@users.sourceforge.net> --- 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 be881e9..046fba0 100644 --- a/drivers/gpu/drm/bridge/parade-ps8622.c +++ b/drivers/gpu/drm/bridge/parade-ps8622.c @@ -646,9 +646,7 @@ 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; -- 2.6.2
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