nft: Set the rule family when creating a new one

Fixes the debug output from (in case of ipv4 rule):
	DEBUG: rule: arp filter INPUT 0
to:
	DEBUG: rule: ip filter INPUT 0

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@soleta.eu>
1 file changed