return non-zero if drm_fb_helper_alloc_info() fails in rkdrm_fb_probe()

found by smatch

diff --git a/sys/dev/fdt/rkdrm.c b/sys/dev/fdt/rkdrm.c
index e444570..16f4374 100644 (file)
--- a/sys/dev/fdt/rkdrm.c
+++ b/sys/dev/fdt/rkdrm.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rkdrm.c,v 1.20 2024/01/19 17:51:15 kettenis Exp $ */
+/* $OpenBSD: rkdrm.c,v 1.21 2024/02/15 09:48:03 jsg Exp $ */
 /* $NetBSD: rk_drm.c,v 1.3 2019/12/15 01:00:58 mrg Exp $ */
 /*-
  * Copyright (c) 2019 Jared D. McNeill <jmcneill@invisible.ca>
@@ -528,7 +528,7 @@ rkdrm_fb_probe(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *
        info = drm_fb_helper_alloc_info(helper);
        if (IS_ERR(info)) {
                DRM_ERROR("Failed to allocate fb_info\n");
-               return error;
+               return PTR_ERR(info);
        }
        info->par = helper;
        return 0;