* Fixed missing '$' in variable reference.

diff --git a/nns.sh b/nns.sh
index b0e1e3988d7c6d7a612ab16e8b14f74c5319c542..9059cbb931539320867a091c75b885d9d7bf5990 100755 (executable)
--- a/nns.sh
+++ b/nns.sh
@@ -126,7 +126,7 @@ if [ -z "$BRIDGE_ADDR" ] || [ -z "$GUEST_ADDR" ] ; then
 fi
 
 # Locate user provided command:
-if [ -n "XCMD1" ] ; then
+if [ -n "$XCMD1" ] ; then
     XCMD=$(command -v $XCMD1)
     if [ -z $XCMD ] ; then
         echo "command not found: $XCMD1"