diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 4d2baf7b00be43b8ec33a8f1511b0dbef988575f..65b635ce28c8c78da6563f21538d9d6434de23a9 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1008,6 +1008,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
 		temp = CURSOR_MODE_DISABLE;
 		addr = 0;
 		bo = NULL;
+		mutex_lock(&dev->struct_mutex);
 		goto finish;
 	}