linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH -next] drm/mga: remove set but not used variable 'buf_priv'
@ 2019-07-24  1:46 YueHaibing
  2019-07-24  7:40 ` Thomas Zimmermann
  0 siblings, 1 reply; 2+ messages in thread
From: YueHaibing @ 2019-07-24  1:46 UTC (permalink / raw)
  To: David Airlie, Daniel Vetter, Thomas Zimmermann, Sam Ravnborg
  Cc: YueHaibing, dri-devel, linux-kernel, kernel-janitors, Hulk Robot

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/mga/mga_state.c: In function 'mga_dma_iload':
drivers/gpu/drm/mga/mga_state.c:945:22: warning:
 variable 'buf_priv' set but not used [-Wunused-but-set-variable]

It is never used, so can be removed.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/gpu/drm/mga/mga_state.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/mga/mga_state.c b/drivers/gpu/drm/mga/mga_state.c
index 77a0b006f066..0dec4062e5a2 100644
--- a/drivers/gpu/drm/mga/mga_state.c
+++ b/drivers/gpu/drm/mga/mga_state.c
@@ -942,7 +942,6 @@ static int mga_dma_iload(struct drm_device *dev, void *data, struct drm_file *fi
 	struct drm_device_dma *dma = dev->dma;
 	drm_mga_private_t *dev_priv = dev->dev_private;
 	struct drm_buf *buf;
-	drm_mga_buf_priv_t *buf_priv;
 	drm_mga_iload_t *iload = data;
 	DRM_DEBUG("\n");
 
@@ -959,7 +958,6 @@ static int mga_dma_iload(struct drm_device *dev, void *data, struct drm_file *fi
 		return -EINVAL;
 
 	buf = dma->buflist[iload->idx];
-	buf_priv = buf->dev_private;
 
 	if (mga_verify_iload(dev_priv, iload->dstorg, iload->length)) {
 		mga_freelist_put(dev, buf);




^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH -next] drm/mga: remove set but not used variable 'buf_priv'
  2019-07-24  1:46 [PATCH -next] drm/mga: remove set but not used variable 'buf_priv' YueHaibing
@ 2019-07-24  7:40 ` Thomas Zimmermann
  0 siblings, 0 replies; 2+ messages in thread
From: Thomas Zimmermann @ 2019-07-24  7:40 UTC (permalink / raw)
  To: YueHaibing, David Airlie, Daniel Vetter, Sam Ravnborg
  Cc: kernel-janitors, linux-kernel, dri-devel, Hulk Robot


[-- Attachment #1.1: Type: text/plain, Size: 1807 bytes --]

Am 24.07.19 um 03:46 schrieb YueHaibing:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/gpu/drm/mga/mga_state.c: In function 'mga_dma_iload':
> drivers/gpu/drm/mga/mga_state.c:945:22: warning:
>  variable 'buf_priv' set but not used [-Wunused-but-set-variable]
> 
> It is never used, so can be removed.
> 
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/gpu/drm/mga/mga_state.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/mga/mga_state.c b/drivers/gpu/drm/mga/mga_state.c
> index 77a0b006f066..0dec4062e5a2 100644
> --- a/drivers/gpu/drm/mga/mga_state.c
> +++ b/drivers/gpu/drm/mga/mga_state.c
> @@ -942,7 +942,6 @@ static int mga_dma_iload(struct drm_device *dev, void *data, struct drm_file *fi
>  	struct drm_device_dma *dma = dev->dma;
>  	drm_mga_private_t *dev_priv = dev->dev_private;
>  	struct drm_buf *buf;
> -	drm_mga_buf_priv_t *buf_priv;
>  	drm_mga_iload_t *iload = data;
>  	DRM_DEBUG("\n");
>  
> @@ -959,7 +958,6 @@ static int mga_dma_iload(struct drm_device *dev, void *data, struct drm_file *fi
>  		return -EINVAL;
>  
>  	buf = dma->buflist[iload->idx];
> -	buf_priv = buf->dev_private;
>  
>  	if (mga_verify_iload(dev_priv, iload->dstorg, iload->length)) {
>  		mga_freelist_put(dev, buf);
> 

Thanks!

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>

> 
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Linux GmbH, Maxfeldstrasse 5, 90409 Nuernberg, Germany
GF: Felix Imendörffer, Mary Higgins, Sri Rasiah
HRB 21284 (AG Nürnberg)


[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 488 bytes --]

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2019-07-24  7:40 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-07-24  1:46 [PATCH -next] drm/mga: remove set but not used variable 'buf_priv' YueHaibing
2019-07-24  7:40 ` Thomas Zimmermann

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).