remove 'umount -a' in bailout()

see http://bts.grml.org/grml/issue806

diff --git a/grml-debootstrap b/grml-debootstrap
index dc4006d..f9b5ebb 100755 (executable)
--- a/grml-debootstrap
+++ b/grml-debootstrap
@@ -644,7 +644,7 @@ bailout(){
         [ -x "$MNTPOINT"/etc/init.d/ssh   ] && "$MNTPOINT"/etc/init.d/ssh stop
         [ -x "$MNTPOINT"/etc/init.d/mdadm ] && "$MNTPOINT"/etc/init.d/mdadm stop
         # ugly, but make sure we really don't leave anything (/proc /proc is intended)
-        for ARG in /sys -a /proc /proc ; do
+        for ARG in /sys /proc /proc ; do
           [ -x "$MNTPOINT"/bin/umount ] && chroot "$MNTPOINT" umount $ARG >/dev/null 2>&1 || true
         done
         umount "$MNTPOINT"/dev >/dev/null 2>&1 || true