netfilter: update documentation fields of x_tables.h

 * @family:	Actual NFPROTO_* through which the function is invoked

 * 		(helpful when match->family == NFPROTO_UNSPEC)

 * @hotdrop:	drop packet if we had inspection problems

 * Network namespace obtainable using dev_net(in/out)

 */

struct xt_match_param {

	const struct net_device *in, *out;

 * struct xt_mtchk_param - parameters for match extensions'

 * checkentry functions

 *

 * @net:	network namespace through which the check was invoked

 * @table:	table the rule is tried to be inserted into

 * @entryinfo:	the family-specific rule data

 * 		(struct ipt_ip, ip6t_ip, ebt_entry)

 * 		(struct ipt_ip, ip6t_ip, arpt_arp or (note) ebt_entry)

 * @match:	struct xt_match through which this function was invoked

 * @matchinfo:	per-match data

 * @hook_mask:	via which hooks the new rule is reachable

 * Other fields as above.

 */

struct xt_mtchk_param {

	struct net *net;

	u_int8_t family;

};

/* Match destructor parameters */

/**

 * struct xt_mdtor_param - match destructor parameters

 * Fields as above.

 */

struct xt_mtdtor_param {

	struct net *net;

	const struct xt_match *match;