From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Date: Wed, 24 Jun 2015 06:59:24 +0000 (+0200)
Subject: drm/atomic: Update old_fb after setting a property.
X-Git-Tag: omap-for-v4.3/fixes-rc1~89^2~37^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9cc54eeba635d2feb2ed4bf43d4ea4e08e7e0a9;p=pandora-kernel.git

drm/atomic: Update old_fb after setting a property.

This change updates the old_fb pointer only after acquiring the plane lock,
if there are no properties the fb cannot have been changed either, so
this works out correctly.

Found in a discussion with Rob Clark.

Cc: Rob Clark <robdclark@gmail.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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