From 52d9854034454f8aedcae64654fcaf92af8d9953 Mon Sep 17 00:00:00 2001
From: practicalswift <practicalswift@users.noreply.github.com>
Date: Sat, 8 Jul 2017 00:15:36 +0200
Subject: [PATCH] Remove unused variables in shell scripts.

Zcash: Only the script we have.
---
 test/lint/git-subtree-check.sh | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/test/lint/git-subtree-check.sh b/test/lint/git-subtree-check.sh
index d487c1d9b..97e41211a 100755
--- a/test/lint/git-subtree-check.sh
+++ b/test/lint/git-subtree-check.sh
@@ -19,7 +19,7 @@ find_latest_squash()
 	sub=
 	git log --grep="^git-subtree-dir: $dir/*\$" \
 		--pretty=format:'START %H%n%s%n%n%b%nEND%n' "$COMMIT" |
-	while read a b junk; do
+	while read a b _; do
 		case "$a" in
 			START) sq="$b" ;;
 			git-subtree-mainline:) main="$b" ;;
@@ -49,7 +49,6 @@ if [ -z "$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