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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Dan Carpenter <dan.carpenter@oracle.com>,
        Nicolas Ferre <nicolas.ferre@microchip.com>,
        Helge Deller <deller@gmx.de>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.15 291/913] video: fbdev: atmel_lcdfb: fix an error code in atmel_lcdfb_probe()
Date:   Tue,  5 Apr 2022 09:22:33 +0200
Message-Id: <20220405070348.579876453@linuxfoundation.org>
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From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit fee5c1e4b789e41719af9fee0e2dd397cd31988f ]

If "sinfo->config" is not found, then return -ENODEV.  Don't
return success.

Fixes: b985172b328a ("video: atmel_lcdfb: add device tree suport")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/video/fbdev/atmel_lcdfb.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
index 355b6120dc4f..1fc8de4ecbeb 100644
--- a/drivers/video/fbdev/atmel_lcdfb.c
+++ b/drivers/video/fbdev/atmel_lcdfb.c
@@ -1062,15 +1062,16 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev)
 
 	INIT_LIST_HEAD(&info->modelist);
 
-	if (pdev->dev.of_node) {
-		ret = atmel_lcdfb_of_init(sinfo);
-		if (ret)
-			goto free_info;
-	} else {
+	if (!pdev->dev.of_node) {
 		dev_err(dev, "cannot get default configuration\n");
 		goto free_info;
 	}
 
+	ret = atmel_lcdfb_of_init(sinfo);
+	if (ret)
+		goto free_info;
+
+	ret = -ENODEV;
 	if (!sinfo->config)
 		goto free_info;
 
-- 
2.34.1