Re: [PATCH] cpufreq:exynos-cpufreq - Fix for memory leak in case SOC name does not match.

From: Viresh Kumar
Date: Thu May 21 2015 - 22:17:54 EST


On 21-05-15, 23:59, Shailendra Verma wrote:
> During probe free the memory allocated to "exynos_info" in case of unknown
> SOC type.
>
> Signed-off-by: Shailendra Verma <shailendra.capricorn@xxxxxxxxx>
> ---
> drivers/cpufreq/exynos-cpufreq.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c
> index 82d2fbb..b77923a 100644
> --- a/drivers/cpufreq/exynos-cpufreq.c
> +++ b/drivers/cpufreq/exynos-cpufreq.c
> @@ -182,6 +182,7 @@ static int exynos_cpufreq_probe(struct platform_device *pdev)
> ret = exynos5250_cpufreq_init(exynos_info);
> } else {
> pr_err("%s: Unknown SoC type\n", __func__);
> + kfree(exynos_info);
> return -ENODEV;
> }

There is no point replicating this stuff. Use labels like: err_vdd_arm
to get this done. But you also need to make sure the right error gets
propagated.

--
viresh
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