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>
Fri, 26 Jul 2019 07:14:10 +0000 (09:14 +0200)
commit06a3cd416224997a376f17cae17120c50fcb9e3b
tree66a1aa5b35cedba3209577357cf34b0d616ca1cc
parent723ba79384922f6fbf910dfd8af307c86517378c
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