Fixed a wrong trial to copy an unexistant snapshot.

* Quoting a variable could do miracles :-)

diff --git a/scripts/live b/scripts/live
index 08810cb..b7fd4ce 100755 (executable)
--- a/scripts/live
+++ b/scripts/live
@@ -921,7 +921,7 @@ try_snap ()
        else
                dev=$(find_cow_device "${snap_label}")
 
-               if [ -b ${dev} ]
+               if [ -b "${dev}" ]
                then
                        if echo "${dev}" | grep -qs loop
                        then