suse-add_ip.sh: fix a warning

This is a fix to commit b8a4d95. Without it, we can have the following
(harmless) warning message when doing e.g. vzctl set --ipadd:

	grep: /etc/sysconfig/network/ifroute-*: No such file or directory

Signed-off-by: Kir Kolyshkin <kir@openvz.org>
1 file changed