linux-kernel - [PATCH AUTOSEL 4.19 63/87] cpufreq: mediatek: add missing platform_driver_unregister() on error in mtk_cpufreq_driver

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

Message-Id: <20201223022103.2792705-63-sashal@kernel.org>
Date:   Tue, 22 Dec 2020 21:20:39 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Qinglang Miao <miaoqinglang@...wei.com>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Sasha Levin <sashal@...nel.org>, linux-pm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: [PATCH AUTOSEL 4.19 63/87] cpufreq: mediatek: add missing platform_driver_unregister() on error in mtk_cpufreq_driver_init

From: Qinglang Miao <miaoqinglang@...wei.com>

[ Upstream commit 2f05c19d9ef4f5a42634f83bdb0db596ffc0dd30 ]

Add the missing platform_driver_unregister() before return from
mtk_cpufreq_driver_init in the error handling case when failed
to register mtk-cpufreq platform device

Signed-off-by: Qinglang Miao <miaoqinglang@...wei.com>
Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/cpufreq/mediatek-cpufreq.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
index eb8920d398181..83c0c078d3048 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -586,6 +586,7 @@ static int __init mtk_cpufreq_driver_init(void)
 	pdev = platform_device_register_simple("mtk-cpufreq", -1, NULL, 0);
 	if (IS_ERR(pdev)) {
 		pr_err("failed to register mtk-cpufreq platform device\n");
+		platform_driver_unregister(&mtk_cpufreq_platdrv);
 		return PTR_ERR(pdev);
 	}
 
-- 
2.27.0