On Tue, 24 Oct 2017, Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
> We accidentally inverted an if statement and turned amd_powerplay_reset()
> into a no-op.
>
> Fixes: ae97988fc89e ("drm/amd/powerplay: tidy up ret checks in amd_powerplay.c (v3)")
For some reason I looked up that commit, and it has *two* cases where
"ret != 0" gets changed to "!ret".
BR,
Jani.
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
> IMHO, tidying unreadable double negatives is tricky and error prone but
> still worth it in the long run.
>
> diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> index 3c8ef4bfc205..0f8b6dc853a5 100644
> --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> @@ -1184,7 +1184,7 @@ int amd_powerplay_reset(void *handle)
> int ret;
>
> ret = pp_check(instance);
> - if (!ret)
> + if (ret)
> return ret;
>
> ret = pp_hw_fini(instance);
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--
Jani Nikula, Intel Open Source Technology Center
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