OpenSSL: Replace SSL_set1_curves_list() with SSL_set1_curves()

In practice, this does the same thing (i.e., allows only the P-384 curve
to be used), but using an older API function that happens to be
available in some BoringSSL builds while the newer one is not.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>

src/crypto/tls_openssl.c

@@ -2483,6 +2483,7 @@ static int tls_set_conn_flags(struct tls_connection *conn, unsigned int flags,
 		EC_KEY *ecdh;
 		const char *ciphers =
 			"ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES256-GCM-SHA384";
+		int nid[1] = { NID_secp384r1 };
 
 		if (openssl_ciphers) {
 			wpa_printf(MSG_DEBUG,
@@ -2496,7 +2497,7 @@ static int tls_set_conn_flags(struct tls_connection *conn, unsigned int flags,
 			return -1;
 		}
 
-		if (SSL_set1_curves_list(ssl, "P-384") != 1) {
+		if (SSL_set1_curves(ssl, nid, 1) != 1) {
 			wpa_printf(MSG_INFO,
 				   "OpenSSL: Failed to set Suite B curves");
 			return -1;