Hide underlying partitions of non-active device mapper devices from the media:/ tdeioslave

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

diff --git a/tdeioslave/media/mediamanager/tdehardwarebackend.cpp b/tdeioslave/media/mediamanager/tdehardwarebackend.cpp
index 8db7587..bd3a61a 100644
--- a/tdeioslave/media/mediamanager/tdehardwarebackend.cpp
+++ b/tdeioslave/media/mediamanager/tdehardwarebackend.cpp
@@ -171,7 +171,8 @@
 		/* We also don't display devices that underlie other devices;
 		*  e.g. the raw partition of a device mapper volume
 		*/
-		else if (sdevice->checkDiskStatus(TDEDiskDeviceStatus::UsedByDevice)) {
+		else if (sdevice->checkDiskStatus(TDEDiskDeviceStatus::UsedByDevice)
+			 || (sdevice->fileSystemUsage().upper() == "RAID")) {
 			//
 		}
 		else {