update

1 files changed, 1 insertions, 0 deletions

diff --git a/bin/lt b/bin/lt
index f09f3b7..2a182f7 100755
--- a/bin/lt
+++ b/bin/lt
@@ -36,6 +36,7 @@ ca() {
 pp() {
 	pp_s=$1 pp_b=$2 R1=''
 	while true; do
+		! [ "$pp_s" ] && R1='' && return
 		[ "$pp_b" = "$pp_s" ] && break
 		pp_s=${pp_s%/*}
 		[ "$R1" ] && R1=$R1/.. || R1=..