Re: [PATCH v1] drm/xe: Use ERR_CAST to return an error-valued pointer

From: Matthew Brost
Date: Thu Sep 12 2024 - 15:31:32 EST


On Mon, Sep 09, 2024 at 04:13:57PM +0000, Matthew Brost wrote:
> On Fri, Sep 06, 2024 at 03:01:09PM +0800, Yu Jiaoliang wrote:
> > Instead of directly casting and returning an error-valued pointer,
> > use ERR_CAST to make the error handling more explicit and improve
> > code clarity.
> >
> > Signed-off-by: Yu Jiaoliang <yujiaoliang@xxxxxxxx>
>
> Reviewed-by: Matthew Brost <matthew.brost@xxxxxxxxx>
>

Merged to drm-xe-next.

Thanks for the patch.

Matt

> > ---
> > drivers/gpu/drm/xe/xe_sa.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/xe/xe_sa.c b/drivers/gpu/drm/xe/xe_sa.c
> > index fe2cb2a96f78..e055bed7ae55 100644
> > --- a/drivers/gpu/drm/xe/xe_sa.c
> > +++ b/drivers/gpu/drm/xe/xe_sa.c
> > @@ -53,7 +53,7 @@ struct xe_sa_manager *xe_sa_bo_manager_init(struct xe_tile *tile, u32 size, u32
> > if (IS_ERR(bo)) {
> > drm_err(&xe->drm, "failed to allocate bo for sa manager: %ld\n",
> > PTR_ERR(bo));
> > - return (struct xe_sa_manager *)bo;
> > + return ERR_CAST(bo);
> > }
> > sa_manager->bo = bo;
> > sa_manager->is_iomem = bo->vmap.is_iomem;
> > --
> > 2.34.1
> >