Fixed a defect in device provider.

@@ -18,7 +18,7 @@ public class DevicesListCommand extends AbstractShellCommand {
     @Override
     protected Object doExecute() throws Exception {
         for (Device device : getService(DeviceService.class).getDevices()) {
-            print(FMT, device.id(), device.type(), device.manufacturer(),
+            print(FMT, device.id().uri(), device.type(), device.manufacturer(),
                   device.hwVersion(), device.swVersion(), device.serialNumber());
         }
         return null;

@@ -21,15 +21,14 @@ public class LinksListCommand extends AbstractShellCommand {
               required = false, multiValued = false)
     String deviceId = null;
 
-
     @Override
     protected Object doExecute() throws Exception {
         LinkService service = getService(LinkService.class);
         Iterable<Link> links = deviceId != null ?
                 service.getDeviceLinks(deviceId(deviceId)) : service.getLinks();
         for (Link link : links) {
-            print(FMT, link.src().deviceId(), link.src().port(),
-                  link.dst().deviceId(), link.dst().port(), link.type());
+            print(FMT, link.src().deviceId().uri(), link.src().port(),
+                  link.dst().deviceId().uri(), link.dst().port(), link.type());
         }
         return null;
     }

@@ -117,7 +117,7 @@ public class OpenFlowDeviceProvider extends AbstractProvider implements DevicePr
                             sw.manfacturerDescription(),
                             sw.hardwareDescription(),
                             sw.softwareDescription(),
-                            sw.softwareDescription());
+                            sw.serialNumber());
             providerService.deviceConnected(deviceId(uri), description);
             providerService.updatePorts(deviceId(uri), buildPortDescriptions(sw.getPorts()));
         }