[PATCH AUTOSEL 4.19 63/87] cpufreq: mediatek: add missing platform_driver_unregister() on error in mtk_cpufreq_driver_init

[Sasha Levin]

From: Qinglang Miao <miaoqinglang at huawei.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 at huawei.com>
Signed-off-by: Viresh Kumar <viresh.kumar at linaro.org>
Signed-off-by: Sasha Levin <sashal at kernel.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