From: Tommi Rantala <tt.rantala@gmail.com>
Date: Fri, 3 Apr 2015 07:45:29 +0000 (+0300)
Subject: drm: fix drm_mode_getconnector() locking imbalance regression
X-Git-Tag: omap-for-v4.1/fixes-rc1~218^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=04bdf441787a385487fb7b08d9a3f35a1271b474;p=pandora-kernel.git

drm: fix drm_mode_getconnector() locking imbalance regression

Regression in commit 2caa80e72b57c6216aec6f6a11fcfb4fec46daa0
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Sun Feb 22 11:38:36 2015 +0100

    drm: Fix deadlock due to getconnector locking changes

If the drm_connector_find() call returns NULL, we should no longer
call drm_modeset_unlock() to avoid locking imbalance.

Signed-off-by: Tommi Rantala <tt.rantala@gmail.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

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