quote variable that might not be set at all

diff --git a/regression-tests/start-test-stop b/regression-tests/start-test-stop
index 766f01f90c01609e69aaf3a0a0e2a04c496e20c6..33a57b9022473c99e57f7f245b7a926b933a7c8c 100755 (executable)
--- a/regression-tests/start-test-stop
+++ b/regression-tests/start-test-stop
@@ -73,7 +73,7 @@ securezone ()
                ../pdns/pdnssec --config-dir=. $configname rectify-zone $zone 2>&1
        else
                # check if PKCS#11 should be used
-               if [ $pcks11 -eq 1 ]; then
+               if [ "$pcks11" -eq 1 ]; then
                   if [ "$slot" == "" ]; then
                     slot=0
                   else