From: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Date: Wed, 4 Jan 2023 09:55:37 +0100
Subject: [PATCH] media: platform: ti: Add missing check for devm_regulator_get
References: bsc#1012628
Patch-mainline: 6.2.3
Git-commit: da8e05f84a11c3cc3b0ba0a3c62d20e358002d99

[ Upstream commit da8e05f84a11c3cc3b0ba0a3c62d20e358002d99 ]

Add check for the return value of devm_regulator_get since it may return
error pointer.

Fixes: 448de7e7850b ("[media] omap3isp: OMAP3 ISP core")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
 drivers/media/platform/ti/omap3isp/isp.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/media/platform/ti/omap3isp/isp.c b/drivers/media/platform/ti/omap3isp/isp.c
index 1d40bb59..e7327e38 100644
--- a/drivers/media/platform/ti/omap3isp/isp.c
+++ b/drivers/media/platform/ti/omap3isp/isp.c
@@ -2307,7 +2307,16 @@ static int isp_probe(struct platform_device *pdev)
 
 	/* Regulators */
 	isp->isp_csiphy1.vdd = devm_regulator_get(&pdev->dev, "vdd-csiphy1");
+	if (IS_ERR(isp->isp_csiphy1.vdd)) {
+		ret = PTR_ERR(isp->isp_csiphy1.vdd);
+		goto error;
+	}
+
 	isp->isp_csiphy2.vdd = devm_regulator_get(&pdev->dev, "vdd-csiphy2");
+	if (IS_ERR(isp->isp_csiphy2.vdd)) {
+		ret = PTR_ERR(isp->isp_csiphy2.vdd);
+		goto error;
+	}
 
 	/* Clocks
 	 *
-- 
2.35.3