netifd: fix default ORO for 6rd

Signed-off-by: Steven Barth <steven@midlink.org>

git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@43215 3c298f89-4303-0410-b956-a3cf2f4a3e73
kernel: ssb: add PCI ID 0x4351

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

Backport of r43221


git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@43222 3c298f89-4303-0410-b956-a3cf2f4a3e73