From 64968b51d163bad73a702deb09ff5e42865d03d6 Mon Sep 17 00:00:00 2001
From: tschettervictor <85497460+tschettervictor@users.noreply.github.com>
Date: Thu, 15 May 2025 08:20:00 -0600
Subject: [PATCH] =?UTF-8?q?upgrade:=20=E2=80=9Cnot=20set=E2=80=9D=20=3D=20?=
 =?UTF-8?q?=E2=80=9Cno=20release=E2=80=9D=E2=80=9D?=
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---
 usr/local/share/bastille/upgrade.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr/local/share/bastille/upgrade.sh b/usr/local/share/bastille/upgrade.sh
index d2e77f38..165e936d 100644
--- a/usr/local/share/bastille/upgrade.sh
+++ b/usr/local/share/bastille/upgrade.sh
@@ -164,7 +164,7 @@ jail_upgrade() {
 
     # Upgrade a thin jail
     if grep -qw "${bastille_jailsdir}/${_jailname}/root/.bastille" "${bastille_jailsdir}/${_jailname}/fstab"; then
-        if [ -z "${_oldrelease}" ]; then
+        if [ "${_oldrelease}" = "not set" ]; then
             _oldrelease="$(grep "${bastille_releasesdir}.*\.bastille.*nullfs.*" "${bastille_jailsdir}/${_jailname}/fstab" | awk -F"/releases/" '{print $2}' | awk '{print $1}')"
         fi
         local _newrelease="${NEWRELEASE}"