[Intel-gfx] [PATCH] drm/i915/selftests: Fix return value check in live_breadcrumbs_smoketest()

[Tvrtko Ursulin]

On 01/06/2021 10:19, Ursulin, Tvrtko wrote:
> 
> [Don't see this on intel-gfx so I have to reply with top post.]
> 
> Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Pushed with commit text wrapped and Fixes: tag fixed, thanks for the patch!

Regards,

Tvrtko

> 
> -----Original Message-----
> From: Zhihao Cheng <chengzhihao1 at huawei.com>
> Sent: Saturday, May 29, 2021 5:33 AM
> To: jani.nikula at linux.intel.com; joonas.lahtinen at linux.intel.com; Vivi, Rodrigo <rodrigo.vivi at intel.com>; airlied at linux.ie; daniel at ffwll.ch; chris at chris-wilson.co.uk; Ursulin, Tvrtko <tvrtko.ursulin at intel.com>
> Cc: intel-gfx at lists.freedesktop.org; dri-devel at lists.freedesktop.org; linux-kernel at vger.kernel.org; chengzhihao1 at huawei.com; yukuai3 at huawei.com
> Subject: [PATCH] drm/i915/selftests: Fix return value check in live_breadcrumbs_smoketest()
> 
> In case of error, the function live_context() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR().
> 
> Fixes: 52c0fdb25c7c9 ("drm/i915: Replace global breadcrumbs ...")
> Reported-by: Hulk Robot <hulkci at huawei.com>
> Signed-off-by: Zhihao Cheng <chengzhihao1 at huawei.com>
> ---
>   drivers/gpu/drm/i915/selftests/i915_request.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/selftests/i915_request.c b/drivers/gpu/drm/i915/selftests/i915_request.c
> index ee8e753d98ce..eae0abd614cb 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_request.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_request.c
> @@ -1592,8 +1592,8 @@ static int live_breadcrumbs_smoketest(void *arg)
>   
>   	for (n = 0; n < smoke[0].ncontexts; n++) {
>   		smoke[0].contexts[n] = live_context(i915, file);
> -		if (!smoke[0].contexts[n]) {
> -			ret = -ENOMEM;
> +		if (IS_ERR(smoke[0].contexts[n])) {
> +			ret = PTR_ERR(smoke[0].contexts[n]);
>   			goto out_contexts;
>   		}
>   	}
> --
> 2.25.4
> 
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