Fix ETH not enabling DHCP when configured with INADDR_NONE
Fixes: https://github.com/espressif/arduino-esp32/issues/4778
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9a0762ad2a
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@ -118,7 +118,7 @@ bool ETHClass::config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, I
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esp_err_t err = ESP_OK;
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tcpip_adapter_ip_info_t info;
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if(local_ip != (uint32_t)0x00000000){
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if(local_ip != (uint32_t)0x00000000 && local_ip != INADDR_NONE){
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info.ip.addr = static_cast<uint32_t>(local_ip);
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info.gw.addr = static_cast<uint32_t>(gateway);
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info.netmask.addr = static_cast<uint32_t>(subnet);
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@ -153,13 +153,13 @@ bool ETHClass::config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, I
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ip_addr_t d;
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d.type = IPADDR_TYPE_V4;
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if(dns1 != (uint32_t)0x00000000) {
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if(dns1 != (uint32_t)0x00000000 && dns1 != INADDR_NONE) {
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// Set DNS1-Server
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d.u_addr.ip4.addr = static_cast<uint32_t>(dns1);
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dns_setserver(0, &d);
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}
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if(dns2 != (uint32_t)0x00000000) {
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if(dns2 != (uint32_t)0x00000000 && dns2 != INADDR_NONE) {
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// Set DNS2-Server
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d.u_addr.ip4.addr = static_cast<uint32_t>(dns2);
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dns_setserver(1, &d);
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