From 80c6fd17af1986c859eab90001c2640e863f5a20 Mon Sep 17 00:00:00 2001
From: Jeremy Stanley <fungi@yuggoth.org>
Date: Wed, 16 Oct 2013 03:59:20 +0000
Subject: [PATCH] Initialize fallback ref

* devstack-vm-gate-wrap.sh: Set the fallback reference to an empty
string so it won't reuse a prior loop iteration's value.

Change-Id: I118a7b6488695ad7fe1b80d418548244bdf24452
---
 devstack-vm-gate-wrap.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/devstack-vm-gate-wrap.sh b/devstack-vm-gate-wrap.sh
index e152bd10..f0a33455 100755
--- a/devstack-vm-gate-wrap.sh
+++ b/devstack-vm-gate-wrap.sh
@@ -108,6 +108,7 @@ function setup_workspace {
       # Ensure that we don't have stale remotes around
       git remote prune origin
       # See if this project has this branch, if not, use master
+      FALLBACK_ZUUL_REF=""
       if ! git branch -a |grep remotes/origin/$BRANCH>/dev/null; then
         BRANCH=master
         FALLBACK_ZUUL_REF=$(echo $ZUUL_REF | sed -e "s,$ZUUL_BRANCH,master,")