From: XiaXiaotian <xiaxiaotian@espressif.com>
Date: Thu, 10 Aug 2017 11:43:26 +0000 (+0800)
Subject: Zero static IP address can also be set
X-Git-Tag: v3.1-dev~404^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=67b6327c4e2ce79abb45afc76c5589357bd9fcf4;p=esp-idf

Zero static IP address can also be set
---

diff --git a/components/tcpip_adapter/tcpip_adapter_lwip.c b/components/tcpip_adapter/tcpip_adapter_lwip.c
index 37be2bd44c..8af5977870 100644
--- a/components/tcpip_adapter/tcpip_adapter_lwip.c
+++ b/components/tcpip_adapter/tcpip_adapter_lwip.c
@@ -337,8 +337,7 @@ esp_err_t tcpip_adapter_set_ip_info(tcpip_adapter_if_t tcpip_if, tcpip_adapter_i
 
     TCPIP_ADAPTER_IPC_CALL(tcpip_if, 0, ip_info, 0, tcpip_adapter_set_ip_info_api);
 
-    if (tcpip_if >= TCPIP_ADAPTER_IF_MAX || ip_info == NULL ||
-            ip4_addr_isany_val(ip_info->ip) || ip4_addr_isany_val(ip_info->netmask)) {
+    if (tcpip_if >= TCPIP_ADAPTER_IF_MAX || ip_info == NULL) {
         return ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS;
     }