[Intel-gfx] [PATCH] drm/i915/selftests: Potential uninitialized return in live_reset_whitelist()

Ville Syrjälä ville.syrjala at linux.intel.com
Fri Apr 27 14:10:07 UTC 2018


On Fri, Apr 27, 2018 at 05:06:16PM +0300, Dan Carpenter wrote:
> Smatch complains that "err" could be uninitialized at the end.  I don't
> know the code well but that seems like a reasonable warning.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
> 
> diff --git a/drivers/gpu/drm/i915/selftests/intel_workarounds.c b/drivers/gpu/drm/i915/selftests/intel_workarounds.c
> index 5455b2626627..17444a3abbb9 100644
> --- a/drivers/gpu/drm/i915/selftests/intel_workarounds.c
> +++ b/drivers/gpu/drm/i915/selftests/intel_workarounds.c
> @@ -239,7 +239,7 @@ static int live_reset_whitelist(void *arg)
>  	struct intel_engine_cs *engine = i915->engine[RCS];
>  	struct i915_gpu_error *error = &i915->gpu_error;
>  	struct whitelist w;
> -	int err;
> +	int err = 0;
>  
>  	/* If we reset the gpu, we should not lose the RING_NONPRIV */

Looks like this is already fixed.

commit a3997159133d56e444f0c0f56ab1ae59863912a8
Author: Gustavo A. R. Silva <gustavo at embeddedor.com>
Date:   Tue Apr 24 08:15:45 2018 -0500

    drm/i915/selftests: Fix uninitialized variable

-- 
Ville Syrjälä
Intel


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