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tc: parse attributes with NLA_F_NESTED flag

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The kernel now requires all new nested attributes to set the
NLA_F_NESTED flag. Enable tc {qdisc,class,filter} to parse
attributes that have the NLA_F_NESTED flag set.

Signed-off-by: Leslie Monis <lesliemonis@gmail.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
This commit is contained in:
Leslie Monis 2020-01-16 21:27:01 +05:30 committed by David Ahern
parent 22aec42679
commit eae5f4b5c8
3 changed files with 6 additions and 6 deletions
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6
tc/tc_class.c
View File

@ -246,8 +246,8 @@ static void graph_cls_show(FILE *fp, char *buf, struct hlist_head *root_list,
"+---(%s)", cls_id_str);
strcat(buf, str);
parse_rtattr(tb, TCA_MAX, (struct rtattr *)cls->data,
cls->data_len);
parse_rtattr_flags(tb, TCA_MAX, (struct rtattr *)cls->data,
cls->data_len, NLA_F_NESTED);
if (tb[TCA_KIND] == NULL) {
strcat(buf, " [unknown qdisc kind] ");
@ -327,7 +327,7 @@ int print_class(struct nlmsghdr *n, void *arg)
if (filter_classid && t->tcm_handle != filter_classid)
return 0;
parse_rtattr(tb, TCA_MAX, TCA_RTA(t), len);
parse_rtattr_flags(tb, TCA_MAX, TCA_RTA(t), len, NLA_F_NESTED);
if (tb[TCA_KIND] == NULL) {
fprintf(stderr, "print_class: NULL kind\n");

2
tc/tc_filter.c
View File

@ -267,7 +267,7 @@ int print_filter(struct nlmsghdr *n, void *arg)
return -1;
}
parse_rtattr(tb, TCA_MAX, TCA_RTA(t), len);
parse_rtattr_flags(tb, TCA_MAX, TCA_RTA(t), len, NLA_F_NESTED);
if (tb[TCA_KIND] == NULL && (n->nlmsg_type == RTM_NEWTFILTER ||
n->nlmsg_type == RTM_GETTFILTER ||

4
tc/tc_qdisc.c
View File

@ -235,7 +235,7 @@ int print_qdisc(struct nlmsghdr *n, void *arg)
if (filter_ifindex && filter_ifindex != t->tcm_ifindex)
return 0;
parse_rtattr(tb, TCA_MAX, TCA_RTA(t), len);
parse_rtattr_flags(tb, TCA_MAX, TCA_RTA(t), len, NLA_F_NESTED);
if (tb[TCA_KIND] == NULL) {
fprintf(stderr, "print_qdisc: NULL kind\n");
@ -461,7 +461,7 @@ static int tc_qdisc_block_exists_cb(struct nlmsghdr *n, void *arg)
if (len < 0)
return -1;
parse_rtattr(tb, TCA_MAX, TCA_RTA(t), len);
parse_rtattr_flags(tb, TCA_MAX, TCA_RTA(t), len, NLA_F_NESTED);
if (tb[TCA_KIND] == NULL)
return -1;