Fix memory leak on parsing multiple network block eap entries

Signed-hostap: Jouni Malinen <j@w1.fi>
intended-for: hostap-1

wpa_supplicant/config.c

@@ -1110,6 +1110,7 @@ static int wpa_config_parse_eap(const struct parse_data *data,
 
 	wpa_hexdump(MSG_MSGDUMP, "eap methods",
 		    (u8 *) methods, num_methods * sizeof(*methods));
+	os_free(ssid->eap.eap_methods);
 	ssid->eap.eap_methods = methods;
 	return errors ? -1 : 0;
 }