Revert "Remove unused variable in shell script"

This partially reverts commit ab8e8b97a3
2017-11-09 16:53:09 -05:00 · 2017-11-09 16:53:09 -05:00 · fa0025dc3c
parent 5e9be169e4
commit fa0025dc3c
1 changed files with 1 additions and 0 deletions
--- a/contrib/devtools/git-subtree-check.sh
+++ b/contrib/devtools/git-subtree-check.sh
@ -48,6 +48,7 @@ if [ -z "$latest_squash" ]; then
 fi

 set $latest_squash
+old=$1
 rev=$2
 if [ "d$(git cat-file -t $rev 2>/dev/null)" != dcommit ]; then
    echo "ERROR: subtree commit $rev unavailable. Fetch/update the subtree repository" >&2