Constify.

2 files changed, 3 insertions, 2 deletions

diff --git a/crypto/evp/evp.h b/crypto/evp/evp.h
index e330075dd7..adf5389084 100644
--- a/crypto/evp/evp.h
+++ b/crypto/evp/evp.h
@@ -629,7 +629,7 @@ int	EVP_DigestSignFinal(EVP_MD_CTX *ctx,
 int	EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
 			const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
 int	EVP_DigestVerifyFinal(EVP_MD_CTX *ctx,
-			unsigned char *sig, size_t siglen);
+			const unsigned char *sig, size_t siglen);
 
 int	EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
 		const unsigned char *ek, int ekl, const unsigned char *iv,
diff --git a/crypto/evp/m_sigver.c b/crypto/evp/m_sigver.c
index 7e2731f4a4..727ee0dfba 100644
--- a/crypto/evp/m_sigver.c
+++ b/crypto/evp/m_sigver.c
@@ -171,7 +171,8 @@ int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret, size_t *siglen)
 	return 1;
 	}
 
-int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, unsigned char *sig, size_t siglen)
+int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
+								size_t siglen)
 	{
 	EVP_MD_CTX tmp_ctx;
 	unsigned char md[EVP_MAX_MD_SIZE];