[PATCH] security/keys: use kvfree_sensitive()

[Jarkko Sakkinen]

On Thu, Aug 27, 2020 at 10:29:23AM +0300, Denis Efremov wrote:
> Use kvfree_sensitive() instead of open-coding it.
> 
> Signed-off-by: Denis Efremov <efremov at linux.com>

Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen at linux.intel.com>

/Jarkko