lib/VolumeManager/LVM/lvm2disk.rb in manageiq-smartstate-0.1.4 vs lib/VolumeManager/LVM/lvm2disk.rb in manageiq-smartstate-0.1.5

@@ -41,12 +41,19 @@
 
     if logicalVolume.thin?
       device_id = logicalVolume.thin_segment.device_id
       thin_pool = logicalVolume.thin_pool_volume
       data_blks = thin_pool.metadata_volume.superblock.device_to_data(device_id, pos, len)
-      data_blks.each do |offset, len|
-        thin_pool.data_volume.disk.seek offset
-        retStr << thin_pool.data_volume.disk.read(len)
+
+      data_blks.each do |_device_blk, data_blk, blk_offset, blk_len|
+        if data_blk.nil?
+          # fill in unallactored data
+          retStr << Array.new(blk_len, 0).pack("C*")
+
+        else
+          thin_pool.data_volume.disk.seek(blk_offset)
+          retStr << thin_pool.data_volume.disk.read(blk_len)
+        end
       end
 
       return retStr
     end