X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=components%2F9990-misc-helpers.sh;h=4815553894272ae5d235bd0237e2b519381d535d;hb=c5b6cb0b238bc8230a9366abafa73752dc093d27;hp=e1f2824335459d3e2e19a77153942900d9e667c9;hpb=7a9c73733e5254d36ddc5df87c5908e5cea3ea77;p=live-boot-grml.git

diff --git a/components/9990-misc-helpers.sh b/components/9990-misc-helpers.sh
index e1f2824..4815553 100755
--- a/components/9990-misc-helpers.sh
+++ b/components/9990-misc-helpers.sh
@@ -1305,9 +1305,6 @@ do_union ()
 			;;
 
 		overlay)
-			rw_opt="rw"
-			ro_opt="ro"
-
 			# XXX: can multiple unionro be used? (overlay only handles two dirs, but perhaps they can be chained?)
 			# XXX: and can unionro be optional? i.e. can overlay skip lowerdir?
 			if echo ${unionro} | grep -q " "
@@ -1317,13 +1314,12 @@ do_union ()
 			then
 				panic "overlay needs at least one lower filesystem (read-only branch)."
 			fi
-			unionmountopts="-o noatime,lowerdir=${unionro},upperdir=${unionrw}"
 			# overlayfs requires:
 			# + a workdir to become mounted
 			# + workdir and upperdir to reside under the same mount
 			# + workdir and upperdir to be in separate directories
-			mkdir ${unionrw}/rw
-			mkdir ${unionrw}/work
+			mkdir "${unionrw}/rw"
+			mkdir "${unionrw}/work"
 			unionmountopts="-o noatime,lowerdir=${unionro},upperdir=${unionrw}/rw,workdir=${unionrw}/work"
 			mount -t ${UNIONTYPE} ${unionmountopts} ${UNIONTYPE} "${unionmountpoint}"
 			;;