crypto: drbg - Add select on sha256

The hash-based DRBG variants all use sha256 so we need to add a
select on it.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/crypto/Kconfig b/crypto/Kconfig
index cb7806f..f6fc054 100644 (file)
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -1508,10 +1508,11 @@ config CRYPTO_DRBG_HMAC
        bool
        default y
        select CRYPTO_HMAC
+       select CRYPTO_SHA256
 
 config CRYPTO_DRBG_HASH
        bool "Enable Hash DRBG"
-       select CRYPTO_HASH
+       select CRYPTO_SHA256
        help
          Enable the Hash DRBG variant as defined in NIST SP800-90A.