Hi Dan,
Am Dienstag, 7. Februar 2017, 16:19:06 CET schrieb Dan Carpenter:
> The "goto err_armclk;" error path already does a clk_put(s3c_freq->hclk);
> so this is a double free.
>
> Fixes: 34ee55075265 ("[CPUFREQ] Add S3C2416/S3C2450 cpufreq driver")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Interesting, you found a mistake I made 5 years ago.
It always amazes me how much time I already spent in kernel-land :-) .
Reviewed-by: Heiko Stuebner <heiko@xxxxxxxxx>
Thanks for finding and fixing this
Heiko
> diff --git a/drivers/cpufreq/s3c2416-cpufreq.c
> b/drivers/cpufreq/s3c2416-cpufreq.c index d6d425773fa4..5b2db3c6568f 100644
> --- a/drivers/cpufreq/s3c2416-cpufreq.c
> +++ b/drivers/cpufreq/s3c2416-cpufreq.c
> @@ -400,7 +400,6 @@ static int s3c2416_cpufreq_driver_init(struct
> cpufreq_policy *policy) rate = clk_get_rate(s3c_freq->hclk);
> if (rate < 133 * 1000 * 1000) {
> pr_err("cpufreq: HCLK not at 133MHz\n");
> - clk_put(s3c_freq->hclk);
> ret = -EINVAL;
> goto err_armclk;
> }
--
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