[PATCH] cpufreq: mediatek: add missing platform_driver_unregister() on error in mtk_cpufreq_driver_init

[Qinglang Miao]

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 <miaoqingl...@huawei.com>
---
 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 7d1212c9b..c03c76a0c 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -572,6 +572,7 @@ 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);
        }
 
-- 
2.23.0