Jonathan Hart

Suppress superfluous error message when pushing to a cell the first time.

If remote bits aren't found, it used to print:
  cksum: /tmp/onos-1.1.0.jono.tar.gz: No such file or directory

which may give the impression the install failed.

Fixes ONOS-704.

Change-Id: Ic03f3e546abad1e4dcfb69f61b7766be63c016ef
......@@ -10,7 +10,7 @@ node=${1:-$OCI}
remote=$ONOS_USER@$node
locHash=$(cksum $ONOS_TAR | cut -d' ' -f1,2)
remHash=$(ssh $remote cksum $ONOS_TAR | cut -d' ' -f1,2)
remHash=$(ssh $remote cksum $ONOS_TAR 2>/dev/null | cut -d' ' -f1,2)
if [ "$locHash" = "$remHash" ]; then
echo "ONOS bits $ONOS_TAR already up-to-date on $node..."
......