Fix read-only persistence mode with overlayfs

[live-boot-grml.git] / components / 9990-overlay.sh

diff --git a/components/9990-overlay.sh b/components/9990-overlay.sh
index a64c78b..d1b9cef 100755 (executable)
--- a/components/9990-overlay.sh
+++ b/components/9990-overlay.sh
@@ -274,7 +274,7 @@ setup_unionfs ()
                        panic "only one RO file system supported with exposedroot: ${rootfslist}"
                fi
 
-               mount --bind ${rootfs} ${rootmnt} || \
+               mount -o bind ${rootfs} ${rootmnt} || \
                        panic "bind mount of ${rootfs} failed"
 
                if [ -z "${SKIP_UNION_MOUNTS}" ]
@@ -357,8 +357,8 @@ setup_unionfs ()
                done
        fi
 
-        # ensure that a potentially stray tmpfs gets removed
-        # otherways, initramfs-tools is unable to remove /live
-        # and fails to boot
-        umount /live/overlay > /dev/null 2>&1 || true
+       # ensure that a potentially stray tmpfs gets removed
+       # otherways, initramfs-tools is unable to remove /live
+       # and fails to boot
+       umount /live/overlay > /dev/null 2>&1 || true
 }