linux-kernel - [-next] driver/nxp/imx-jpeg: fix a unexpected return value problem

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:   Mon, 20 Jun 2022 08:34:23 +0000
From:   Jian Zhang <zhangjian210@...wei.com>
To:     <mirela.rabulea@....com>, <mchehab@...nel.org>,
        <shawnguo@...nel.org>, <s.hauer@...gutronix.de>,
        <linux-media@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     <xuqiang36@...wei.com>
Subject: [-next] driver/nxp/imx-jpeg: fix a unexpected return value problem

In function mxc_jpeg_probe(), when devm_clk_get() fail, the return value
will be unexpected, and it should be the devm_clk_get's error code.

Fixes: 4c2e5156d9fa6 ("media: imx-jpeg: Add pm-runtime support for imx-jpeg")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Jian Zhang <zhangjian210@...wei.com>
---
 drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c
index 965021d3c7ef..cad6bf03236f 100644
--- a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c
+++ b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c
@@ -2211,12 +2211,14 @@ static int mxc_jpeg_probe(struct platform_device *pdev)
 	jpeg->clk_ipg = devm_clk_get(dev, "ipg");
 	if (IS_ERR(jpeg->clk_ipg)) {
 		dev_err(dev, "failed to get clock: ipg\n");
+		ret = PTR_ERR(jpeg->clk_ipg);
 		goto err_clk;
 	}
 
 	jpeg->clk_per = devm_clk_get(dev, "per");
 	if (IS_ERR(jpeg->clk_per)) {
 		dev_err(dev, "failed to get clock: per\n");
+		ret = PTR_ERR(jpeg->clk_per);
 		goto err_clk;
 	}
 
-- 
2.17.1