lxc-altlinux: protect possibly unset variable with quotes for -z check

Signed-off-by: Michael Adam <obnox@samba.org> Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>

lxc-altlinux: protect possibly unset variable with quotes for -z check
4986f1c4 · Michael Adam · Serge Hallyn · 217535de · 4986f1c4
Commit 4986f1c4 authored Jan 08, 2015 by Michael Adam Committed by Serge Hallyn Jan 10, 2015
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lxc-altlinux.in templates/lxc-altlinux.in +1 -1

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--- a/templates/lxc-altlinux.in
+++ b/templates/lxc-altlinux.in
@@ -478,7 +478,7 @@ if [ $? -ne 0 ]; then
    exit 1
 fi
-if [ ! -z $clean ]; then
+if [ ! -z "$clean" ]; then
    clean || exit 1
    exit 0
 fi