From 3553a8eadb711e9236e517e44be67665bb5b4c65 Mon Sep 17 00:00:00 2001
From: Damien Lespiau <damien.lespiau@intel.com>
Date: Mon, 9 Mar 2015 14:17:58 +0000
Subject: [PATCH] drm/i915: Exit early from psr_status if PSR is not supported
 by the device

Static analysis was complaining that a path existed where we could use
stat[] uninitialized. Fix this by simplifying the logic to exit early if
PSR isn't supported.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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