Fix warnings.

crypto/engine/hw_sureware.c

@@ -95,9 +95,11 @@ static EVP_PKEY *surewarehk_load_privkey(ENGINE *e, const char *key_id,
 static EVP_PKEY *surewarehk_load_pubkey(ENGINE *e, const char *key_id,
 	UI_METHOD *ui_method, void *callback_data);
 static void surewarehk_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
-	int index,long argl, void *argp);
+	int index_,long argl, void *argp);
+#if 0
 static void surewarehk_dh_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
-	int index,long argl, void *argp);
+	int index_,long argl, void *argp);
+#endif
 
 /* This function is aliased to mod_exp (with the mont stuff dropped). */
 static int surewarehk_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
@@ -759,7 +761,7 @@ static EVP_PKEY *surewarehk_load_pubkey(ENGINE *e, const char *key_id,
 /* This cleans up an RSA/DSA KM key(do not destroy the key into the hardware)
 , called when ex_data is freed */
 static void surewarehk_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
-	int index,long argl, void *argp)
+	int index_,long argl, void *argp)
 {
 	if(!p_surewarehk_Free)
 	{
@@ -768,10 +770,12 @@ static void surewarehk_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
 	else
 		p_surewarehk_Free((char *)item,0);
 }
+#if 0
+/* not currently used (bug?) */
 /* This cleans up an DH KM key (destroys the key into hardware), 
 called when ex_data is freed */
 static void surewarehk_dh_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
-	int index,long argl, void *argp)
+	int index_,long argl, void *argp)
 {
 	if(!p_surewarehk_Free)
 	{
@@ -780,6 +784,7 @@ static void surewarehk_dh_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
 	else
 		p_surewarehk_Free((char *)item,1);
 }
+#endif
 /*
 * return number of decrypted bytes
 */