Re: [PATCH -next] cpufreq: qcom-hw: Fix memory leak in qcom_cpufreq_hw_driver_probe()

From: Viresh Kumar
Date: Wed Nov 23 2022 - 23:47:41 EST


On 22-11-22, 20:46, Xiu Jianfeng wrote:
> If devm_clk_hw_register() fails, clk_init.name should be freed before
> return error, otherwise will cause memory leak issue, fix it.
>
> Fixes: 84063a1cbe9e ("cpufreq: qcom-hw: Add CPU clock provider support")
> Signed-off-by: Xiu Jianfeng <xiujianfeng@xxxxxxxxxx>
> ---
> drivers/cpufreq/qcom-cpufreq-hw.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
> index 1bd1e9ae5308..340fed35e45d 100644
> --- a/drivers/cpufreq/qcom-cpufreq-hw.c
> +++ b/drivers/cpufreq/qcom-cpufreq-hw.c
> @@ -723,6 +723,7 @@ static int qcom_cpufreq_hw_driver_probe(struct platform_device *pdev)
> ret = devm_clk_hw_register(dev, &data->cpu_clk);
> if (ret < 0) {
> dev_err(dev, "Failed to register clock %d: %d\n", i, ret);
> + kfree(clk_init.name);
> return ret;
> }

Squashed with the original commit and added your SoB. Thanks.

--
viresh