drm/i915: Kill a goto from sprite disable code

Let's not use goto when a simple if suffices. This is not error handling
code or anything, so the goto looks out of place.
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_sprite.c

@@ -868,7 +868,6 @@ intel_disable_plane(struct drm_plane *plane)
 	struct drm_device *dev = plane->dev;
 	struct intel_plane *intel_plane = to_intel_plane(plane);
 	struct intel_crtc *intel_crtc;
-	int ret = 0;
 
 	if (!plane->fb)
 		return 0;
@@ -883,20 +882,18 @@ intel_disable_plane(struct drm_plane *plane)
 		intel_plane->disable_plane(plane, plane->crtc);
 	}
 
-	if (!intel_plane->obj)
-		goto out;
-
-	if (intel_crtc->active)
-		intel_wait_for_vblank(dev, intel_plane->pipe);
+	if (intel_plane->obj) {
+		if (intel_crtc->active)
+			intel_wait_for_vblank(dev, intel_plane->pipe);
 
-	mutex_lock(&dev->struct_mutex);
-	intel_unpin_fb_obj(intel_plane->obj);
-	mutex_unlock(&dev->struct_mutex);
+		mutex_lock(&dev->struct_mutex);
+		intel_unpin_fb_obj(intel_plane->obj);
+		mutex_unlock(&dev->struct_mutex);
 
-	intel_plane->obj = NULL;
-out:
+		intel_plane->obj = NULL;
+	}
 
-	return ret;
+	return 0;
 }
 
 static void intel_destroy_plane(struct drm_plane *plane)