[Intel-gfx] [PATCH] drm/i915/selftests: Fix uninitialized variable

Chris Wilson chris at chris-wilson.co.uk
Tue Apr 24 13:36:53 UTC 2018


Quoting Gustavo A. R. Silva (2018-04-24 14:30:58)
> 
> 
> On 04/24/2018 08:22 AM, Chris Wilson wrote:
> > Quoting Gustavo A. R. Silva (2018-04-24 14:15:45)
> >> There is a potential execution path in which variable err is
> >> returned without being properly initialized previously.
> >>
> >> Fix this by initializing variable err to 0.
> > 
> > err is only returned along an error path, returning 0 would not be
> > useful. Which path? All the error paths look correct to me.
> > -Chris
> > 
> 
> If the following two conditions take the false branch then the function 
> returns err with a random stack value:


It would help if I read the right function. Ok,
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris


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