243 static int validate_rulemsg(struct fib_rule_hdr *frh, struct nlattr **tb,  in validate_rulemsg()  argument
248 	if (frh->src_len)  in validate_rulemsg()
250 		    frh->src_len > (ops->addr_size * 8) ||  in validate_rulemsg()
254 	if (frh->dst_len)  in validate_rulemsg()
256 		    frh->dst_len > (ops->addr_size * 8) ||  in validate_rulemsg()
268 	struct fib_rule_hdr *frh = nlmsg_data(nlh);  in fib_nl_newrule()  local
274 	if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*frh)))  in fib_nl_newrule()
277 	ops = lookup_rules_ops(net, frh->family);  in fib_nl_newrule()
283 	err = nlmsg_parse(nlh, sizeof(*frh), tb, FRA_MAX, ops->policy);  in fib_nl_newrule()
287 	err = validate_rulemsg(frh, tb, ops);  in fib_nl_newrule()
333 	rule->action = frh->action;  in fib_nl_newrule()
334 	rule->flags = frh->flags;  in fib_nl_newrule()
335 	rule->table = frh_get_table(frh, tb);  in fib_nl_newrule()
371 	err = ops->configure(rule, skb, frh, tb);  in fib_nl_newrule()
425 	struct fib_rule_hdr *frh = nlmsg_data(nlh);  in fib_nl_delrule()  local
431 	if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*frh)))  in fib_nl_delrule()
434 	ops = lookup_rules_ops(net, frh->family);  in fib_nl_delrule()
440 	err = nlmsg_parse(nlh, sizeof(*frh), tb, FRA_MAX, ops->policy);  in fib_nl_delrule()
444 	err = validate_rulemsg(frh, tb, ops);  in fib_nl_delrule()
449 		if (frh->action && (frh->action != rule->action))  in fib_nl_delrule()
452 		if (frh_get_table(frh, tb) &&  in fib_nl_delrule()
453 		    (frh_get_table(frh, tb) != rule->table))  in fib_nl_delrule()
476 		if (!ops->compare(rule, frh, tb))  in fib_nl_delrule()
551 	struct fib_rule_hdr *frh;  in fib_nl_fill_rule()  local
553 	nlh = nlmsg_put(skb, pid, seq, type, sizeof(*frh), flags);  in fib_nl_fill_rule()
557 	frh = nlmsg_data(nlh);  in fib_nl_fill_rule()
558 	frh->family = ops->family;  in fib_nl_fill_rule()
559 	frh->table = rule->table;  in fib_nl_fill_rule()
564 	frh->res1 = 0;  in fib_nl_fill_rule()
565 	frh->res2 = 0;  in fib_nl_fill_rule()
566 	frh->action = rule->action;  in fib_nl_fill_rule()
567 	frh->flags = rule->flags;  in fib_nl_fill_rule()
571 		frh->flags |= FIB_RULE_UNRESOLVED;  in fib_nl_fill_rule()
577 			frh->flags |= FIB_RULE_IIF_DETACHED;  in fib_nl_fill_rule()
584 			frh->flags |= FIB_RULE_OIF_DETACHED;  in fib_nl_fill_rule()
602 	if (ops->fill(rule, skb, frh) < 0)  in fib_nl_fill_rule()