lkml.org 
[lkml]   [2019]   [Mar]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH] cpufreq: scpi: fix use after free
Date
On Wednesday, March 27, 2019 11:06:42 PM CET Vincent Stehlé wrote:
> Free the priv structure only after we are done using it.
>
> Fixes: 1690d8bb91e370ab ("cpufreq: scpi/scmi: Fix freeing of dynamic OPPs")
> Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>
> Cc: Sudeep Holla <sudeep.holla@arm.com>
> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
> Cc: Viresh Kumar <viresh.kumar@linaro.org>
> ---
> drivers/cpufreq/scpi-cpufreq.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
> index 3f49427766b88..2b51e0718c9f6 100644
> --- a/drivers/cpufreq/scpi-cpufreq.c
> +++ b/drivers/cpufreq/scpi-cpufreq.c
> @@ -189,8 +189,8 @@ static int scpi_cpufreq_exit(struct cpufreq_policy *policy)
>
> clk_put(priv->clk);
> dev_pm_opp_free_cpufreq_table(priv->cpu_dev, &policy->freq_table);
> - kfree(priv);
> dev_pm_opp_remove_all_dynamic(priv->cpu_dev);
> + kfree(priv);
>
> return 0;
> }
>

I've queued this one up, thanks!


\
 
 \ /
  Last update: 2019-03-28 11:17    [W:0.037 / U:5.224 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site