tdehwlib: Allow to gather connection information on virtual net devices

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>

tdecore/tdehw/tdehardwaredevices.cpp

@@ -2920,7 +2920,8 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist
 				}
 			}
 			// Gather connection information such as IP addresses
-			if (ndevice->state().upper() == "UP") {
+			if ((ndevice->state().upper() == "UP")
+				|| (ndevice->state().upper() == "UNKNOWN")) {
 				struct ifaddrs *ifaddr, *ifa;
 				int family, s;
 				char host[NI_MAXHOST];