[PATCH] drm/hdlcd: Delete an unnecessary check before drm_fbdev_cma_hotplug_event()

From: SF Markus Elfring
Date: Sat Jul 16 2016 - 03:20:26 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 16 Jul 2016 09:10:40 +0200

The drm_fbdev_cma_hotplug_event() 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/arm/hdlcd_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c
index 28b8cd1..9b1aefe 100644
--- a/drivers/gpu/drm/arm/hdlcd_drv.c
+++ b/drivers/gpu/drm/arm/hdlcd_drv.c
@@ -102,8 +102,7 @@ static void hdlcd_fb_output_poll_changed(struct drm_device *drm)
{
struct hdlcd_drm_private *hdlcd = drm->dev_private;

- if (hdlcd->fbdev)
- drm_fbdev_cma_hotplug_event(hdlcd->fbdev);
+ drm_fbdev_cma_hotplug_event(hdlcd->fbdev);
}

static const struct drm_mode_config_funcs hdlcd_mode_config_funcs = {
--
2.9.1