crypto: asymmetric_keys - select CRYPTO_HASH where needed

[ Upstream commit 90acc0653d2bee203174e66d519fbaaa513502de ]

Build testing with some core crypto options disabled revealed
a few modules that are missing CRYPTO_HASH:

crypto/asymmetric_keys/x509_public_key.o: In function `x509_get_sig_params':
x509_public_key.c:(.text+0x4c7): undefined reference to `crypto_alloc_shash'
x509_public_key.c:(.text+0x5e5): undefined reference to `crypto_shash_digest'
crypto/asymmetric_keys/pkcs7_verify.o: In function `pkcs7_digest.isra.0':
pkcs7_verify.c:(.text+0xab): undefined reference to `crypto_alloc_shash'
pkcs7_verify.c:(.text+0x1b2): undefined reference to `crypto_shash_digest'
pkcs7_verify.c:(.text+0x3c1): undefined reference to `crypto_shash_update'
pkcs7_verify.c:(.text+0x411): undefined reference to `crypto_shash_finup'

This normally doesn't show up in randconfig tests because there is
a large number of other options that select CRYPTO_HASH.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/crypto/asymmetric_keys/Kconfig b/crypto/asymmetric_keys/Kconfig
index f3702e5..d8a73d9 100644 (file)
--- a/crypto/asymmetric_keys/Kconfig
+++ b/crypto/asymmetric_keys/Kconfig
@@ -15,6 +15,7 @@ config ASYMMETRIC_PUBLIC_KEY_SUBTYPE
        select MPILIB
        select CRYPTO_HASH_INFO
        select CRYPTO_AKCIPHER
+       select CRYPTO_HASH
        help
          This option provides support for asymmetric public key type handling.
          If signature generation and/or verification are to be used,
@@ -34,6 +35,7 @@ config X509_CERTIFICATE_PARSER
 config PKCS7_MESSAGE_PARSER
        tristate "PKCS#7 message parser"
        depends on X509_CERTIFICATE_PARSER
+       select CRYPTO_HASH
        select ASN1
        select OID_REGISTRY
        help
@@ -56,6 +58,7 @@ config SIGNED_PE_FILE_VERIFICATION
        bool "Support for PE file signature verification"
        depends on PKCS7_MESSAGE_PARSER=y
        depends on SYSTEM_DATA_VERIFICATION
+       select CRYPTO_HASH
        select ASN1
        select OID_REGISTRY
        help