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To:     "Gustavo A. R. Silva" <gustavo@embeddedor.com>,
        "Jani Nikula" <jani.nikula@linux.intel.com>,
        "Joonas Lahtinen" <joonas.lahtinen@linux.intel.com>,
        "Rodrigo Vivi" <rodrigo.vivi@intel.com>,
        "David Airlie" <airlied@linux.ie>
From:   Chris Wilson <chris@chris-wilson.co.uk>
In-Reply-To: <20180424131545.GA4053@embeddedor.com>
Cc:     intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org,
        "Gustavo A. R. Silva" <gustavo@embeddedor.com>
References: <20180424131545.GA4053@embeddedor.com>
Message-ID: <152457614368.12387.9348969127399551440@mail.alporthouse.com>
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Subject: Re: [PATCH] drm/i915/selftests: Fix uninitialized variable
Date:   Tue, 24 Apr 2018 14:22:23 +0100
Sender: linux-kernel-owner@vger.kernel.org
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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