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virt: sevguest: Add CONFIG_CRYPTO dependency 

[ Upstream commit 84b9b44b99 ]

This driver fails to link when CRYPTO is disabled, or in a loadable
module:

  WARNING: unmet direct dependencies detected for CRYPTO_GCM
  WARNING: unmet direct dependencies detected for CRYPTO_AEAD2
    Depends on [m]: CRYPTO [=m]
    Selected by [y]:
    - SEV_GUEST [=y] && VIRT_DRIVERS [=y] && AMD_MEM_ENCRYPT [=y]

x86_64-linux-ld: crypto/aead.o: in function `crypto_register_aeads':

Fixes: fce96cf044 ("virt: Add SEV-SNP guest driver")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20230117171416.2715125-1-arnd@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Arnd Bergmann 2023-01-17 18:13:56 +01:00 committed by Greg Kroah-Hartman
parent b0d26283af
commit 7e4f98ba35
1 changed files with 1 additions and 0 deletions
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drivers/virt/coco/sev-guest/Kconfig
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@ -2,6 +2,7 @@ config SEV_GUEST
tristate "AMD SEV Guest driver"
default m
depends on AMD_MEM_ENCRYPT
select CRYPTO
select CRYPTO_AEAD2
select CRYPTO_GCM
help