Subject: [PATCH] PM / devfreq: Rewrite devfreq_update_status() to fix multiple bugs

From: [email-masked] (Saravana Kannan)
Date: Mon, 03 Mar 2014 16:35:52 -0800

On 02/27/2014 07:38 PM, Saravana Kannan wrote:
> The current devfreq_update_status() has the following bugs:
> - If previous frequency doesn't have a valid level, it does an out of bounds
>    access into the trans_table and causes memory corruption.
> - When the new frequency doesn't have a valid level, the time spent in the
>    new frequency is counted towards the next valid frequency switch instead of
>    being ignored.
> - The time spent on the previous frequency is added to the new frequency's
>    stats instead of the previous frequency's stats.
>
> This patch fixes all of this.
>
> Signed-off-by: Saravana Kannan <[email-masked]>
> ---

MyungJoo/Kyungmin,

Can you please take a look and let me know if this looks ok? Any 
possibility of getting this into 3.14?

Thanks,
Saravana

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