Quote var in comparison in docker-in-docker install script (#224)

2c82571f · Charlie Andrews · GitHub · 530997ce · 2c82571f
Unverified Commit 2c82571f authored Oct 17, 2022 by Charlie Andrews Committed by GitHub Oct 17, 2022
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install.sh src/docker-in-docker/install.sh +1 -1

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--- a/src/docker-in-docker/install.sh
+++ b/src/docker-in-docker/install.sh
@@ -369,7 +369,7 @@ dockerd_start="$(cat << 'INNEREOF'
    # Handle DNS
    set +e
    cat /etc/resolv.conf | grep -i 'internal.cloudapp.net'
-    if [ $? -eq 0 ] && [ ${AZURE_DNS_AUTO_DETECTION} = "true" ]
+    if [ $? -eq 0 ] && [ "${AZURE_DNS_AUTO_DETECTION}" = "true" ]
    then
        echo "Setting dockerd Azure DNS."
        CUSTOMDNS="--dns 168.63.129.16"