[EXT] [PATCH 2/3] net/ixgbe: fix security session destroy

[Akhil Goyal]

> Replace mempool_put with memset 0, the internal session memory block
> is no longer allocated from a mempool
> 
> Fixes: 3f3fc3308bd0 ("security: remove private mempool usage")
> Cc: gakhil at marvell.com
> 
> Signed-off-by: Radu Nicolau <radu.nicolau at intel.com>
Acked-by: Akhil Goyal <gakhil at marvell.com>