[patch] fix bash errors expanding $usrvar

VNC_OPTS_user.patch (text/plain), 472 bytes, created by T-Dawg on 2015-07-02 21:24:56 UTC

--- /tmp/tigervnc	2015-07-02 17:08:45.017410986 -0400
+++ /etc/init.d/tigervnc	2015-07-02 17:10:03.518688917 -0400
@@ -41,7 +41,7 @@
 		usropts=VNC_OPTS_${usrname}
 		usrdisp=${user##*:}
 		usrvar=$usropts"["$usrdisp"]"
-		[ -z ${!usrvar} ] && vnc_opts=$VNC_OPTS || vnc_opts=${!usrvar}
+		[ -z "${!usrvar}" ] && vnc_opts=$VNC_OPTS || vnc_opts=${!usrvar}
 
 		# A user may have an invalid shell, so we default to /bin/sh if its the case
 		if [ -x /usr/bin/getent ] ; then