silence netstat warnings in lxc-ls

netstat -x sometimes spits errors to stderr like:
	warning, got bogus unix line.
Shut those up as they don't help lxc-ls.

Signed-off-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>

diff --git a/src/lxc/lxc-ls.in b/src/lxc/lxc-ls.in
index 792ea0efec7c85b424f9008adae7ca5270531e97..d200509d09ef08d8d80fc005e04a16718fae68f0 100644 (file)
--- a/src/lxc/lxc-ls.in
+++ b/src/lxc/lxc-ls.in
@@ -25,7 +25,7 @@ function get_cgroup()
 
 ls "$@" $lxcpath
 
-active=$(netstat -xl | grep $lxcpath | \
+active=$(netstat -xl 2>/dev/null | grep $lxcpath | \
        sed -e 's#.*'"$lxcpath/"'\(.*\)/command#\1#');
 
 if test -n "$active"; then