[PATCHv9 04/13] cec: expose the new connector info API

Dariusz Marcinkiewicz darekm at google.com
Tue Jun 25 14:58:07 UTC 2019


Hi again.
On Tue, Jun 25, 2019 at 4:45 PM Hans Verkuil <hverkuil-cisco at xs4all.nl> wrote:
>
> +       mutex_lock(&adap->lock);
> +       if (copy_to_user(parg, &adap->conn_info, sizeof(adap->conn_info)))
> +               ret = -EFAULT;
> +       mutex_unlock(&adap->lock);
> +       return ret;
> +}
Shouldn't the lock be released before calling copy_to_user? I guess
you need to make an extra copy of the conn_info, like it is done for
other ioctls.

Regards.


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