[igt-dev] [PATCH i-g-t 3/4] gem_exec_latency: Initialize variance to zero

[Chris Wilson]

Quoting Petri Latvala (2019-03-13 12:06:40)
> It's just added to in a loop later without any initialization or
> direct assignment.
> 
> Signed-off-by: Petri Latvala <petri.latvala at intel.com>
> ---
>  tests/i915/gem_exec_latency.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tests/i915/gem_exec_latency.c b/tests/i915/gem_exec_latency.c
> index 6dd191ec..1b022df5 100644
> --- a/tests/i915/gem_exec_latency.c
> +++ b/tests/i915/gem_exec_latency.c
> @@ -597,7 +597,7 @@ rthog_latency_on_ring(int fd, unsigned int engine, const char *name, unsigned in
>         for (unsigned int child = 0; child < nengine; child++) {
>                 struct rt_pkt normal = results[NPASS * child + 1];
>                 igt_stats_t stats;
> -               double variance;
> +               double variance = 0.0;

Just = 0; would do.
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris