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SubjectRe: [PATCH 2/6] drm/xen-front: Fix misused IS_ERR_OR_NULL checks
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On 31.07.20 14:51, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>
> The patch c575b7eeb89f: "drm/xen-front: Add support for Xen PV
> display frontend" from Apr 3, 2018, leads to the following static
> checker warning:
>
> drivers/gpu/drm/xen/xen_drm_front_gem.c:140 xen_drm_front_gem_create()
> warn: passing zero to 'ERR_CAST'
>
> drivers/gpu/drm/xen/xen_drm_front_gem.c
> 133 struct drm_gem_object *xen_drm_front_gem_create(struct drm_device *dev,
> 134 size_t size)
> 135 {
> 136 struct xen_gem_object *xen_obj;
> 137
> 138 xen_obj = gem_create(dev, size);
> 139 if (IS_ERR_OR_NULL(xen_obj))
> 140 return ERR_CAST(xen_obj);
>
> Fix this and the rest of misused places with IS_ERR_OR_NULL in the
> driver.
>
> Fixes: c575b7eeb89f: "drm/xen-front: Add support for Xen PV display frontend"

Again forgot to Cc stable?


Juergen

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