drm: fix drm_mode_getconnector() locking imbalance regression

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Regression in commit 2caa80e72b
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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Tommi Rantala 2015-04-03 10:45:29 +03:00 • committed by Dave Airlie

parent f22e6e8471

commit 04bdf44178

1 changed files with 3 additions and 1 deletions

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drivers/gpu/drm/drm_crtc.c

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