qxl: Remove qxl_bo_init() return value

It's always returning 0, and it's always ignored.

Signed-off-by: Christophe Fergeau <cfergeau@redhat.com>
Acked-by: Frediano Ziglio <fziglio@redhat.com>
Message-id: 20161108091209.25568-6-cfergeau@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index 590ba25..7076806 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.h
+++ b/drivers/gpu/drm/qxl/qxl_drv.h
@@ -399,7 +399,7 @@ int qxl_create_monitors_object(struct qxl_device *qdev);
 int qxl_destroy_monitors_object(struct qxl_device *qdev);
 
 /* qxl_gem.c */
-int qxl_gem_init(struct qxl_device *qdev);
+void qxl_gem_init(struct qxl_device *qdev);
 void qxl_gem_fini(struct qxl_device *qdev);
 int qxl_gem_object_create(struct qxl_device *qdev, int size,
 			  int alignment, int initial_domain,