i915: fix unneeded locking in i915 LVDS get modes code.

This code is always called under the lock from the higher layers,
so need to go locking it here.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index b36a5214d8df..cf8da644faf2 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -311,10 +311,8 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
         if (dev_priv->panel_fixed_mode != NULL) {
                 struct drm_display_mode *mode;
 
-                mutex_lock(&dev->mode_config.mutex);
                 mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
                 drm_mode_probed_add(connector, mode);
-                mutex_unlock(&dev->mode_config.mutex);
 
                 return 1;
         }