ipsec: select crypto ciphers for xfrm_algo
authorArnd Bergmann <arnd@arndb.de>
Tue, 18 Jun 2019 11:22:13 +0000 (13:22 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 31 Jul 2019 05:28:27 +0000 (07:28 +0200)
commitd73991322a5ca14460a2bedfa9fdbad0d240b974
treea541fd7f9373846478d46d210e68478212b4cf5f
parent7f669be3178401d63974ec913cab0fb131e80ab8
ipsec: select crypto ciphers for xfrm_algo

[ Upstream commit 597179b0ba550bd83fab1a9d57c42a9343c58514 ]

kernelci.org reports failed builds on arc because of what looks
like an old missed 'select' statement:

net/xfrm/xfrm_algo.o: In function `xfrm_probe_algs':
xfrm_algo.c:(.text+0x1e8): undefined reference to `crypto_has_ahash'

I don't see this in randconfig builds on other architectures, but
it's fairly clear we want to select the hash code for it, like we
do for all its other users. As Herbert points out, CRYPTO_BLKCIPHER
is also required even though it has not popped up in build tests.

Fixes: 17bc19702221 ("ipsec: Use skcipher and ahash when probing algorithms")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/xfrm/Kconfig