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Message-ID: <20230829071402.o5prtd3ww42hfffb@vireshk-i7>
Date: Tue, 29 Aug 2023 12:44:02 +0530
From: Viresh Kumar <viresh.kumar@...aro.org>
To: Liao Chang <liaochang1@...wei.com>
Cc: rafael@...nel.org, linux-pm@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] cpufreq: governor: Free dbs_data directly when
gov->init() fails
On 29-08-23, 07:03, Liao Chang wrote:
> Due to the kobject embedded in the dbs_data doest not has a release()
> method yet, it needs to use kfree() to free dbs_data directly when
> governor fails to allocate the tunner field of dbs_data.
>
> Signed-off-by: Liao Chang <liaochang1@...wei.com>
> ---
> drivers/cpufreq/cpufreq_governor.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c
> index 85da677c43d6..af44ee6a6430 100644
> --- a/drivers/cpufreq/cpufreq_governor.c
> +++ b/drivers/cpufreq/cpufreq_governor.c
> @@ -439,7 +439,7 @@ int cpufreq_dbs_governor_init(struct cpufreq_policy *policy)
>
> ret = gov->init(dbs_data);
> if (ret)
> - goto free_policy_dbs_info;
> + goto free_dbs_data;
>
> /*
> * The sampling interval should not be less than the transition latency
> @@ -474,6 +474,8 @@ int cpufreq_dbs_governor_init(struct cpufreq_policy *policy)
> if (!have_governor_per_policy())
> gov->gdbs_data = NULL;
> gov->exit(dbs_data);
> +
> +free_dbs_data:
> kfree(dbs_data);
>
> free_policy_dbs_info:
Acked-by: Viresh Kumar <viresh.kumar@...aro.org>
--
viresh
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