Re: [PATCH 1/2] drm/shmem-helper: Remove errant put in error path

From: Daniel Vetter
Date: Wed Nov 30 2022 - 06:20:45 EST


On Tue, Nov 29, 2022 at 12:02:41PM -0800, Rob Clark wrote:
> From: Rob Clark <robdclark@xxxxxxxxxxxx>
>
> drm_gem_shmem_mmap() doesn't own this reference!
>
> Fixes: 2194a63a818d ("drm: Add library for shmem backed GEM objects")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>

With Guenter's nits addressed:

Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>


> ---
> drivers/gpu/drm/drm_gem_shmem_helper.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
> index 35138f8a375c..110a9eac2af8 100644
> --- a/drivers/gpu/drm/drm_gem_shmem_helper.c
> +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
> @@ -623,7 +623,6 @@ int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct
>
> ret = drm_gem_shmem_get_pages(shmem);
> if (ret) {
> - drm_gem_vm_close(vma);
> return ret;
> }
>
> --
> 2.38.1
>

--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch