check_vpn: fixed check_open_port function

colourmeamused · Nov 22, 2013 · 4f39445 · 4f39445
1 parent 161702b
commit 4f39445
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/check_vpn/check_vpn b/check_vpn/check_vpn
@@ -110,7 +110,7 @@ wait_for_vpn_to_come_down() {
 check_open_port() {
 	local host=$1; shift
 	local -i port=$1; shift
-	echo | nc -w 5 $host $port >& /dev/null
+	echo -n | nc -w 5 $host $port >& /dev/null
 }
 
 # returns routing table number for device