diff mbox series

[-next] drm/panfrost: Remove set but not used variable 'bo'

Message ID 20200203152724.42611-1-yuehaibing@huawei.com (mailing list archive)
State New, archived
Headers show
Series [-next] drm/panfrost: Remove set but not used variable 'bo' | expand

Commit Message

Yue Haibing Feb. 3, 2020, 3:27 p.m. UTC
Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/panfrost/panfrost_job.c: In function 'panfrost_job_cleanup':
drivers/gpu/drm/panfrost/panfrost_job.c:278:31: warning:
 variable 'bo' set but not used [-Wunused-but-set-variable]

commit bdefca2d8dc0 ("drm/panfrost: Add the panfrost_gem_mapping concept")
involved this unused variable.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/gpu/drm/panfrost/panfrost_job.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

Comments

Steven Price Feb. 3, 2020, 3:41 p.m. UTC | #1
On Mon, Feb 03, 2020 at 03:27:24PM +0000, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/gpu/drm/panfrost/panfrost_job.c: In function 'panfrost_job_cleanup':
> drivers/gpu/drm/panfrost/panfrost_job.c:278:31: warning:
>  variable 'bo' set but not used [-Wunused-but-set-variable]
> 
> commit bdefca2d8dc0 ("drm/panfrost: Add the panfrost_gem_mapping concept")
> involved this unused variable.
> 
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>

I'm not sure how I didn't spot that before! Thanks for fixing it.

Note commit bdefca2d8dc0 is actually in v5.5 and not (yet) in
drm-misc-next.

Reviewed-by: Steven Price <steven.price@arm.com>

> ---
>  drivers/gpu/drm/panfrost/panfrost_job.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c
> index 7c36ec675b73..ccb8546a9342 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_job.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_job.c
> @@ -275,12 +275,8 @@ static void panfrost_job_cleanup(struct kref *ref)
>  	}
>  
>  	if (job->bos) {
> -		struct panfrost_gem_object *bo;
> -
> -		for (i = 0; i < job->bo_count; i++) {
> -			bo = to_panfrost_bo(job->bos[i]);
> +		for (i = 0; i < job->bo_count; i++)
>  			drm_gem_object_put_unlocked(job->bos[i]);
> -		}
>  
>  		kvfree(job->bos);
>  	}
> 
> 
>
Alyssa Rosenzweig Feb. 3, 2020, 7:12 p.m. UTC | #2
Reviewed-by: Alyssas Rosenzweig <alyssa.rosenzweig@collabora.com>, thank
you!

On Mon, Feb 03, 2020 at 03:27:24PM +0000, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/gpu/drm/panfrost/panfrost_job.c: In function 'panfrost_job_cleanup':
> drivers/gpu/drm/panfrost/panfrost_job.c:278:31: warning:
>  variable 'bo' set but not used [-Wunused-but-set-variable]
> 
> commit bdefca2d8dc0 ("drm/panfrost: Add the panfrost_gem_mapping concept")
> involved this unused variable.
> 
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/gpu/drm/panfrost/panfrost_job.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c
> index 7c36ec675b73..ccb8546a9342 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_job.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_job.c
> @@ -275,12 +275,8 @@ static void panfrost_job_cleanup(struct kref *ref)
>  	}
>  
>  	if (job->bos) {
> -		struct panfrost_gem_object *bo;
> -
> -		for (i = 0; i < job->bo_count; i++) {
> -			bo = to_panfrost_bo(job->bos[i]);
> +		for (i = 0; i < job->bo_count; i++)
>  			drm_gem_object_put_unlocked(job->bos[i]);
> -		}
>  
>  		kvfree(job->bos);
>  	}
> 
> 
>
Rob Herring (Arm) Feb. 12, 2020, 8:33 p.m. UTC | #3
On Mon, Feb 3, 2020 at 9:33 AM YueHaibing <yuehaibing@huawei.com> wrote:
>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/gpu/drm/panfrost/panfrost_job.c: In function 'panfrost_job_cleanup':
> drivers/gpu/drm/panfrost/panfrost_job.c:278:31: warning:
>  variable 'bo' set but not used [-Wunused-but-set-variable]
>
> commit bdefca2d8dc0 ("drm/panfrost: Add the panfrost_gem_mapping concept")
> involved this unused variable.
>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/gpu/drm/panfrost/panfrost_job.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)

Applied to drm-misc-fixes.

Rob
diff mbox series

Patch

diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c
index 7c36ec675b73..ccb8546a9342 100644
--- a/drivers/gpu/drm/panfrost/panfrost_job.c
+++ b/drivers/gpu/drm/panfrost/panfrost_job.c
@@ -275,12 +275,8 @@  static void panfrost_job_cleanup(struct kref *ref)
 	}
 
 	if (job->bos) {
-		struct panfrost_gem_object *bo;
-
-		for (i = 0; i < job->bo_count; i++) {
-			bo = to_panfrost_bo(job->bos[i]);
+		for (i = 0; i < job->bo_count; i++)
 			drm_gem_object_put_unlocked(job->bos[i]);
-		}
 
 		kvfree(job->bos);
 	}