From: Mirela Rabulea <mirela.rabulea@oss.nxp.com>
Date: Sun, 16 Oct 2022 13:52:00 +0000 (+0300)
Subject: media: imx-jpeg: Fix Coverity issue in probe
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=c558f69c402c8847500f663c544d49e822b56a17;p=linux.git

media: imx-jpeg: Fix Coverity issue in probe

Possible dereference null return after of_match_node,
so check for NULL of_id.

Signed-off-by: Mirela Rabulea <mirela.rabulea@oss.nxp.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
---

diff --git a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c
index 32fd04a3d8bb..f6e21cfc7346 100644
--- a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c
+++ b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c
@@ -2163,6 +2163,8 @@ static int mxc_jpeg_probe(struct platform_device *pdev)
 	unsigned int slot;
 
 	of_id = of_match_node(mxc_jpeg_match, dev->of_node);
+	if (!of_id)
+		return -ENODEV;
 	mode = *(const int *)of_id->data;
 
 	jpeg = devm_kzalloc(dev, sizeof(struct mxc_jpeg_dev), GFP_KERNEL);