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src/freedombone-keydrive

 else
     no_of_usb_shares=$((no_of_usb_shares - 2))
 fi
-if [[ ${no_of_usb_shares} > 0 ]]; then
+if (( no_of_usb_shares > 0 )); then
   echo "A key fragment already exists on the drive for the user $MY_USERNAME"
   umount $USB_MOUNT
   rm -rf $USB_MOUNT
 else
     no_of_local_shares=$((no_of_local_shares - 2))
 fi
-if [[ ${no_of_local_shares} < 3 ]]; then
+if (( no_of_local_shares < 3 )); then
     freedombone-splitkey -u $MY_USERNAME
     no_of_local_shares=$(ls -afq $LOCAL_FRAGMENTS_DIR/keyshare.asc.* | wc -l)
     if [ ! "$?" = "0" ]; then
     no_of_local_shares=$((no_of_shares - 2))
 fi
 
-if [[ ${no_of_local_shares} < 3 ]]; then
-    echo 'Not enough key fragments available'
+if (( no_of_local_shares < 3 )); then
+    echo "Not enough key fragments available ${no_of_local_shares}"
     umount $USB_MOUNT
     rm -rf $USB_MOUNT
     exit 63386
 cp -f $SHARE_FILENAME $FRAGMENTS_DIR
 no_of_usb_shares=$(ls -afq $FRAGMENTS_DIR/keyshare.asc.* | wc -l)
 no_of_usb_shares=$((no_of_usb_shares - 2))
-if [[ ${no_of_usb_shares} != 1 ]]; then
+if (( no_of_usb_shares != 1 )); then
     echo "There was a problem copying the key fragment to $USB_DRIVE"
     umount $USB_MOUNT
     rm -rf $USB_MOUNT