diff --git a/[refs] b/[refs]
index 0a602544be30..a49be80650d5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 735dc0d1e29329ff34ec97f66e130cce481c9607
+refs/heads/master: 67c964000236497e00c646472cd6b70b5c5109c8
diff --git a/trunk/drivers/gpu/drm/i915/intel_display.c b/trunk/drivers/gpu/drm/i915/intel_display.c
index 8cda2ad19e26..53ec6cb0ffdb 100644
--- a/trunk/drivers/gpu/drm/i915/intel_display.c
+++ b/trunk/drivers/gpu/drm/i915/intel_display.c
@@ -6513,6 +6513,7 @@ void intel_release_load_detect_pipe(struct drm_connector *connector,
 			drm_framebuffer_unreference(old->release_fb);
 		}
 
+		mutex_unlock(&crtc->mutex);
 		return;
 	}