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GPU-DRM-sun4i: Delete an unnecessary check before drm_fbdev_cma_hotplug_event()

Message ID cd959d92-f7d9-598c-421f-d3f40bedee10@users.sourceforge.net (mailing list archive)
State New, archived
Headers show

Commit Message

SF Markus Elfring July 20, 2016, 4:40 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 20 Jul 2016 18:32:34 +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@users.sourceforge.net>
---
 drivers/gpu/drm/sun4i/sun4i_framebuffer.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

Daniel Vetter July 20, 2016, 5:47 p.m. UTC | #1 
On Wed, Jul 20, 2016 at 06:40:49PM +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Wed, 20 Jul 2016 18:32:34 +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@users.sourceforge.net>

Applied to drm-misc, thanks.
-Daniel

> ---
>  drivers/gpu/drm/sun4i/sun4i_framebuffer.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/sun4i/sun4i_framebuffer.c b/drivers/gpu/drm/sun4i/sun4i_framebuffer.c
> index a0b30c2..70688fe 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_framebuffer.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_framebuffer.c
> @@ -20,8 +20,7 @@ static void sun4i_de_output_poll_changed(struct drm_device *drm)
>  {
>  	struct sun4i_drv *drv = drm->dev_private;
>  
> -	if (drv->fbdev)
> -		drm_fbdev_cma_hotplug_event(drv->fbdev);
> +	drm_fbdev_cma_hotplug_event(drv->fbdev);
>  }
>  
>  static const struct drm_mode_config_funcs sun4i_de_mode_config_funcs = {
> -- 
> 2.9.2
>
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Patch

diff --git a/drivers/gpu/drm/sun4i/sun4i_framebuffer.c b/drivers/gpu/drm/sun4i/sun4i_framebuffer.c
index a0b30c2..70688fe 100644
--- a/drivers/gpu/drm/sun4i/sun4i_framebuffer.c
+++ b/drivers/gpu/drm/sun4i/sun4i_framebuffer.c
@@ -20,8 +20,7 @@  static void sun4i_de_output_poll_changed(struct drm_device *drm)
 {
 	struct sun4i_drv *drv = drm->dev_private;
 
-	if (drv->fbdev)
-		drm_fbdev_cma_hotplug_event(drv->fbdev);
+	drm_fbdev_cma_hotplug_event(drv->fbdev);
 }
 
 static const struct drm_mode_config_funcs sun4i_de_mode_config_funcs = {