Update linupx-scripts.sh

linupx-scripts.sh

@@ -21,6 +21,9 @@ if [ -f /opt/idssys/linupx/settings.conf ]; then
 fi
 
 if [ ! -d "/opt/idssys/linupx" ]; then
+	if [ ! -d /opt/idssys ]; then
+		mkdir /opt/idssys
+	fi
 	mv /opt/LinUPx /opt/idssys/linupx
 	rm -f /usr/local/bin/runup
 	ln -s /opt/idssys/linupx/run.sh /usr/local/bin/runup