Commit 70d391a8 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: lib/sha256 - Remove redundant and unused sha224_update 



The function sha224_update is exactly the same as sha256_update.
Moreover it's not even used in the kernel so it can be removed.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent ac52578d

include/crypto/sha2.h

+1 −1
Original line number Diff line number Diff line
@@ -128,7 +128,7 @@ static inline void sha224_init(struct sha256_state *sctx) 
	sctx->state[7] = SHA224_H7;

	sctx->count = 0;

}

void sha224_update(struct sha256_state *sctx, const u8 *data, unsigned int len);

/* Simply use sha256_update as it is equivalent to sha224_update. */

void sha224_final(struct sha256_state *sctx, u8 *out);



#endif /* _CRYPTO_SHA2_H */

lib/crypto/sha256.c

+0 −6
Original line number Diff line number Diff line
@@ -151,12 +151,6 @@ void sha256_update(struct sha256_state *sctx, const u8 *data, unsigned int len) 
}

EXPORT_SYMBOL(sha256_update);



void sha224_update(struct sha256_state *sctx, const u8 *data, unsigned int len)

{

	sha256_update(sctx, data, len);

}

EXPORT_SYMBOL(sha224_update);



static void __sha256_final(struct sha256_state *sctx, u8 *out, int digest_words)

{

	__be32 *dst = (__be32 *)out;