Avoid unmounting points below $LIVE using full pathname.

diff --git a/overlay-boot b/overlay-boot
index 6577cadf387a658b182b8a928ee257ab3274f9cb..899d53ba25f3f9310041462df7d84ce06d9a3307 100755 (executable)
--- a/overlay-boot
+++ b/overlay-boot
@@ -37,6 +37,7 @@ trap "exithandler" 0
 # including "/" as well) and "/proc".
 sort -rk2,2 < /proc/mounts | while read D P A2 ; do
     beginswith "$P" "$LIVE" && continue
+    beginswith "$P" "$(realpath $LIVE)" && continue
     beginswith "/run/netns/$NAME" "$P" && continue
     [ "$P" = /proc ] && continue
     umount "$P"