linux-kernel - [PATCH] media: omap3isp: add checks for devm_regulator

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Date:   Tue, 10 Dec 2019 17:14:28 +0800
From:   Chuhong Yuan <hslester96@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Chuhong Yuan <hslester96@...il.com>
Subject: [PATCH] media: omap3isp: add checks for devm_regulator_get

The driver misses checks for devm_regulator_get().
Add checks to fix it.

Signed-off-by: Chuhong Yuan <hslester96@...il.com>
---
 drivers/media/platform/omap3isp/isp.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 327c5716922a..ef3502182c3a 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -2312,7 +2312,16 @@ 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
 	 *
-- 
2.24.0