delete the mount namespace on stop

diff --git a/newns b/newns
index 39b664b1bd0aa270424d39863cd2eab1a49bfd7e..aff500b5ecc0f0795121ac05a7c910aafec53bad 100755 (executable)
--- a/newns
+++ b/newns
@@ -211,6 +211,9 @@ stop() {
     if $create; then
         ip netns del $nn
     fi
+    if mountpoint /root/mount_namespaces/$nn >/dev/null; then
+        umount /root/mount_namespaces/$nn
+    fi
 }
 
 case $action in