libceph: make sure ceph_aes_crypt() IV is aligned

commit 124f930b8cbc4ac11236e6eb1c5f008318864588 upstream.

... otherwise the crypto stack will align it for us with a GFP_ATOMIC
allocation and a memcpy() -- see skcipher_walk_first().

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 file changed