drm/i915: hold mutex for unreference() in i915_gem_tiling.c

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Eric Anholt <eric@anholt.net> Signed-off-by: Dave Airlie <airlied@linux.ie>
git-mirror · Feb 20, 2009 · d687310 · d687310
1 parent a198bc8
commit d687310
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -299,9 +299,8 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
 	}
 	obj_priv->stride = args->stride;
 
-	mutex_unlock(&dev->struct_mutex);
-
 	drm_gem_object_unreference(obj);
+	mutex_unlock(&dev->struct_mutex);
 
 	return 0;
 }
@@ -340,9 +339,8 @@ i915_gem_get_tiling(struct drm_device *dev, void *data,
 		DRM_ERROR("unknown tiling mode\n");
 	}
 
-	mutex_unlock(&dev->struct_mutex);
-
 	drm_gem_object_unreference(obj);
+	mutex_unlock(&dev->struct_mutex);
 
 	return 0;
 }