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* [PATCH] drm/etnaviv: NULL vs IS_ERR() buf in etnaviv_core_dump()
@ 2019-01-14 10:49 ` Dan Carpenter
  0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2019-01-14 10:49 UTC (permalink / raw)
  To: Lucas Stach
  Cc: David Airlie, kernel-janitors, etnaviv, dri-devel, Russell King

The etnaviv_gem_get_pages() never returns NULL.  It returns error
pointers on error.

Fixes: a8c21a5451d8 ("drm/etnaviv: add initial etnaviv DRM driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
 drivers/gpu/drm/etnaviv/etnaviv_dump.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
index 3fbb4855396c..33854c94cb85 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
@@ -215,7 +215,7 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu)
 		mutex_lock(&obj->lock);
 		pages = etnaviv_gem_get_pages(obj);
 		mutex_unlock(&obj->lock);
-		if (pages) {
+		if (!IS_ERR(pages)) {
 			int j;
 
 			iter.hdr->data[0] = bomap - bomap_start;
-- 
2.17.1

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH] drm/etnaviv: NULL vs IS_ERR() buf in etnaviv_core_dump()
@ 2019-01-14 10:49 ` Dan Carpenter
  0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2019-01-14 10:49 UTC (permalink / raw)
  To: Lucas Stach
  Cc: David Airlie, kernel-janitors, etnaviv, dri-devel, Russell King

The etnaviv_gem_get_pages() never returns NULL.  It returns error
pointers on error.

Fixes: a8c21a5451d8 ("drm/etnaviv: add initial etnaviv DRM driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
 drivers/gpu/drm/etnaviv/etnaviv_dump.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
index 3fbb4855396c..33854c94cb85 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
@@ -215,7 +215,7 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu)
 		mutex_lock(&obj->lock);
 		pages = etnaviv_gem_get_pages(obj);
 		mutex_unlock(&obj->lock);
-		if (pages) {
+		if (!IS_ERR(pages)) {
 			int j;
 
 			iter.hdr->data[0] = bomap - bomap_start;
-- 
2.17.1

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

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] drm/etnaviv: NULL vs IS_ERR() buf in etnaviv_core_dump()
  2019-01-14 10:49 ` Dan Carpenter
@ 2019-01-16 15:31   ` Lucas Stach
  -1 siblings, 0 replies; 4+ messages in thread
From: Lucas Stach @ 2019-01-16 15:31 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: David Airlie, kernel-janitors, etnaviv, dri-devel, Russell King

Am Montag, den 14.01.2019, 13:49 +0300 schrieb Dan Carpenter:
> The etnaviv_gem_get_pages() never returns NULL.  It returns error
> pointers on error.
> 
> Fixes: a8c21a5451d8 ("drm/etnaviv: add initial etnaviv DRM driver")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Thanks, applied to etnaviv/next.

> ---
>  drivers/gpu/drm/etnaviv/etnaviv_dump.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> index 3fbb4855396c..33854c94cb85 100644
> --- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> +++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> @@ -215,7 +215,7 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu)
>  		mutex_lock(&obj->lock);
>  		pages = etnaviv_gem_get_pages(obj);
>  		mutex_unlock(&obj->lock);
> -		if (pages) {
> +		if (!IS_ERR(pages)) {
>  			int j;
>  
>  			iter.hdr->data[0] = bomap - bomap_start;

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] drm/etnaviv: NULL vs IS_ERR() buf in etnaviv_core_dump()
@ 2019-01-16 15:31   ` Lucas Stach
  0 siblings, 0 replies; 4+ messages in thread
From: Lucas Stach @ 2019-01-16 15:31 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: David Airlie, kernel-janitors, etnaviv, dri-devel, Russell King

Am Montag, den 14.01.2019, 13:49 +0300 schrieb Dan Carpenter:
> The etnaviv_gem_get_pages() never returns NULL.  It returns error
> pointers on error.
> 
> Fixes: a8c21a5451d8 ("drm/etnaviv: add initial etnaviv DRM driver")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Thanks, applied to etnaviv/next.

> ---
>  drivers/gpu/drm/etnaviv/etnaviv_dump.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> index 3fbb4855396c..33854c94cb85 100644
> --- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> +++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
> @@ -215,7 +215,7 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu)
>  		mutex_lock(&obj->lock);
>  		pages = etnaviv_gem_get_pages(obj);
>  		mutex_unlock(&obj->lock);
> -		if (pages) {
> +		if (!IS_ERR(pages)) {
>  			int j;
>  
>  			iter.hdr->data[0] = bomap - bomap_start;
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2019-01-16 15:31 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-01-14 10:49 [PATCH] drm/etnaviv: NULL vs IS_ERR() buf in etnaviv_core_dump() Dan Carpenter
2019-01-14 10:49 ` Dan Carpenter
2019-01-16 15:31 ` Lucas Stach
2019-01-16 15:31   ` Lucas Stach

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