diff --git a/libs/main/io_devices/piethernet.cpp b/libs/main/io_devices/piethernet.cpp
index e4c086b0..024d3a03 100644
--- a/libs/main/io_devices/piethernet.cpp
+++ b/libs/main/io_devices/piethernet.cpp
@@ -1179,13 +1179,19 @@ PIEthernet::InterfaceList PIEthernet::interfaces() {
 #  else
 #	ifdef ANDROID
 	struct ifconf ifc;
-	int s       = ::socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
+	int s = ::socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
+	if (s == -1) {
+		piCout << "[PIEthernet]"
+			   << "Can`t create socket: %1"_tr("PIEthernet").arg(errorString());
+		return il;
+	}
 	ifc.ifc_len = 256;
 	ifc.ifc_buf = new char[ifc.ifc_len];
 	if (ioctl(s, SIOCGIFCONF, &ifc) < 0) {
 		piCout << "[PIEthernet]"
 			   << "Can`t get interfaces: %1"_tr("PIEthernet").arg(errorString());
 		delete[] ifc.ifc_buf;
+		::close(s);
 		return il;
 	}
 	int icnt = ifc.ifc_len / sizeof(ifreq);
@@ -1204,7 +1210,8 @@ PIEthernet::InterfaceList PIEthernet::interfaces() {
 		if (ci.address == "127.0.0.1") ci.flags |= PIEthernet::ifLoopback;
 		il << ci;
 	}
-	delete ifc.ifc_buf;
+	delete[] ifc.ifc_buf;
+	::close(s);
 #	else
 	struct ifaddrs *ret, *cif = 0;
 	int s = ::socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
@@ -1295,8 +1302,10 @@ PINetworkAddress PIEthernet::interfaceAddress(const PIString & interface_) {
 	piZeroMemory(ifr);
 	strcpy(ifr.ifr_name, interface_.dataAscii());
 	int s = ::socket(AF_INET, SOCK_DGRAM, 0);
-	ioctl(s, SIOCGIFADDR, &ifr);
-	::close(s);
+	if (s != -1) {
+		ioctl(s, SIOCGIFADDR, &ifr);
+		::close(s);
+	}
 	struct sockaddr_in * sa = (struct sockaddr_in *)&ifr.ifr_addr;
 	return PINetworkAddress(uint(sa->sin_addr.s_addr));
 #endif
@@ -1417,13 +1426,13 @@ void PIEthernet::ethClosesocket(int sock, bool shutdown) {
 int PIEthernet::ethSetsockopt(int sock, int level, int optname, const void * optval, int optlen) {
 	if (sock < 0) return -1;
 	auto ret = setsockopt(sock,
-						  level,
-						  optname,
+	                      level,
+	                      optname,
 #ifdef WINDOWS
-						  (char *)
+	                      (char *)
 #endif
-							  optval,
-						  optlen);
+	                          optval,
+	                      optlen);
 	if (ret != 0) piCout << "setsockopt error:" << ethErrorString();
 	return ret;
 }