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Re: [PATCH -next] drm/i915/gvt: fix return value check

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On 2016.10.19 16:18:03 +0000, Wei Yongjun wrote:
> From: Wei Yongjun <weiyongjun1@huawei.com>
> 
> In case of error, the function i915_gem_object_create() returns
> ERR_PTR() not NULL. The NULL test in the return value check should
> be replaced with IS_ERR().
> 
> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>

Hi, Yongjun, we've already had this fixed in our queue for next pull request,
will send very soon.

Thanks.

> ---
>  drivers/gpu/drm/i915/gvt/cmd_parser.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c
> index 5808ee7..6abb2a6 100644
> --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c
> +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c
> @@ -1640,8 +1640,8 @@ static int perform_bb_shadow(struct parser_exec_state *s)
>  
>  	entry_obj->obj = i915_gem_object_create(&(s->vgpu->gvt->dev_priv->drm),
>  		round_up(bb_size, PAGE_SIZE));
> -	if (entry_obj->obj == NULL)
> -		return -ENOMEM;
> +	if (IS_ERR(entry_obj->obj))
> +		return PTR_ERR(entry_obj->obj);
>  	entry_obj->len = bb_size;
>  	INIT_LIST_HEAD(&entry_obj->list);
>  
> @@ -2712,8 +2712,8 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx)
>  
>  	wa_ctx->indirect_ctx.obj = i915_gem_object_create(dev,
>  			round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE));
> -	if (wa_ctx->indirect_ctx.obj == NULL)
> -		return -ENOMEM;
> +	if (IS_ERR(wa_ctx->indirect_ctx.obj))
> +		return PTR_ERR(wa_ctx->indirect_ctx.obj);
>  
>  	ret = i915_gem_object_get_pages(wa_ctx->indirect_ctx.obj);
>  	if (ret)
> 

-- 
Open Source Technology Center, Intel ltd.

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[PATCH -next] drm/i915/gvt: fix return value check Wei Yongjun <weiyj.lk@gmail.com> - 2016-10-19 18:20 +0200
  Re: [PATCH -next] drm/i915/gvt: fix return value check Zhenyu Wang <zhenyuw@linux.intel.com> - 2016-10-20 02:10 +0200

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