From e0f39019aa3fabfe0c0775f2a1f9bd66aceb55d0 Mon Sep 17 00:00:00 2001
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Tue, 8 Aug 2017 09:26:41 -0700
Subject: [PATCH] drm: rcar-du: fix backport bug

In the backport of commit 4f7b0d263833 ("drm: rcar-du: Simplify and fix
probe error handling"), which is commit 8255d26322a3 in this tree, the
error handling path was incorrect.  This patch fixes it up.

Reported-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Cc: thongsyho <thong.ho.px@rvc.renesas.com>
Cc: Nhan Nguyen <nhan.nguyen.yb@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/gpu/drm/rcar-du/rcar_du_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index bf4674aa6405..bb9cd35d7fdf 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -296,7 +296,7 @@ static int rcar_du_probe(struct platform_device *pdev)
 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem);
 	if (IS_ERR(rcdu->mmio))
-		ret = PTR_ERR(rcdu->mmio);
+		return PTR_ERR(rcdu->mmio);
 
 	/* DRM/KMS objects */
 	ddev = drm_dev_alloc(&rcar_du_driver, &pdev->dev);