unsigned char * vs. char *

diff --git a/crypto/engine/hw_sureware.c b/crypto/engine/hw_sureware.c
index e9edbd20e315e656fffc1fd93ac6f5079cbfa34a..bdbf7eb5c568274ce62b25d0539007ac42c2954a 100644 (file)
--- a/crypto/engine/hw_sureware.c
+++ b/crypto/engine/hw_sureware.c
@@ -763,7 +763,7 @@ static int surewarehk_rsa_priv_dec(int flen,unsigned char *from,unsigned char *t
                if (ret!=1)
                        goto err;
                /* intermediate buffer for padding */
-               if ((buf=(unsigned char *)OPENSSL_malloc(tlen)) == NULL)
+               if ((buf=OPENSSL_malloc(tlen)) == NULL)
                {
                        RSAerr(ENGINE_F_SUREWAREHK_RSA_PRIV_DEC,ERR_R_MALLOC_FAILURE);
                        goto err;
@@ -773,14 +773,14 @@ static int surewarehk_rsa_priv_dec(int flen,unsigned char *from,unsigned char *t
                {
 #ifndef NO_SHA
                case RSA_PKCS1_OAEP_PADDING:
-                       ret=RSA_padding_check_PKCS1_OAEP(to,tlen,buf,tlen,tlen,NULL,0);
+                       ret=RSA_padding_check_PKCS1_OAEP(to,tlen,(unsigned char *)buf,tlen,tlen,NULL,0);
                        break;
 #endif
                case RSA_SSLV23_PADDING:
-                       ret=RSA_padding_check_SSLv23(to,tlen,buf,flen,tlen);
+                       ret=RSA_padding_check_SSLv23(to,tlen,(unsigned char *)buf,flen,tlen);
                        break;
                case RSA_NO_PADDING:
-                       ret=RSA_padding_check_none(to,tlen,buf,flen,tlen);
+                       ret=RSA_padding_check_none(to,tlen,(unsigned char *)buf,flen,tlen);
                        break;
                default:
                        RSAerr(ENGINE_F_SUREWAREHK_RSA_PRIV_DEC,RSA_R_UNKNOWN_PADDING_TYPE);