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Use AF_UNSPEC for RTM_GETLINK

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This value is specified in documentation.
This commit is contained in:
Ondrej Zajicek 2015-02-21 21:19:49 +01:00
parent 2bbc308321
commit 86c3eea0f3
1 changed files with 5 additions and 7 deletions
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12
sysdep/linux/netlink.c
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@ -95,7 +95,7 @@ nl_send(struct nl_sock *nl, struct nlmsghdr *nh)
} }
static void static void
nl_request_dump(int cmd) nl_request_dump(int af, int cmd)
{ {
struct { struct {
struct nlmsghdr nh; struct nlmsghdr nh;
@ -104,9 +104,7 @@ nl_request_dump(int cmd)
req.nh.nlmsg_type = cmd; req.nh.nlmsg_type = cmd;
req.nh.nlmsg_len = sizeof(req); req.nh.nlmsg_len = sizeof(req);
req.nh.nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP; req.nh.nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
/* Is it important which AF_* is used for link-level interface scan? req.g.rtgen_family = af;
It seems that some information is available only when AF_INET is used. */
req.g.rtgen_family = (cmd == RTM_GETLINK) ? AF_INET : BIRD_AF;
nl_send(&nl_scan, &req.nh); nl_send(&nl_scan, &req.nh);
} }
@ -563,14 +561,14 @@ kif_do_scan(struct kif_proto *p UNUSED)
if_start_update(); if_start_update();
nl_request_dump(RTM_GETLINK); nl_request_dump(AF_UNSPEC, RTM_GETLINK);
while (h = nl_get_scan()) while (h = nl_get_scan())
if (h->nlmsg_type == RTM_NEWLINK || h->nlmsg_type == RTM_DELLINK) if (h->nlmsg_type == RTM_NEWLINK || h->nlmsg_type == RTM_DELLINK)
nl_parse_link(h, 1); nl_parse_link(h, 1);
else else
log(L_DEBUG "nl_scan_ifaces: Unknown packet received (type=%d)", h->nlmsg_type); log(L_DEBUG "nl_scan_ifaces: Unknown packet received (type=%d)", h->nlmsg_type);
nl_request_dump(RTM_GETADDR); nl_request_dump(BIRD_AF, RTM_GETADDR);
while (h = nl_get_scan()) while (h = nl_get_scan())
if (h->nlmsg_type == RTM_NEWADDR || h->nlmsg_type == RTM_DELADDR) if (h->nlmsg_type == RTM_NEWADDR || h->nlmsg_type == RTM_DELADDR)
nl_parse_addr(h, 1); nl_parse_addr(h, 1);
@ -942,7 +940,7 @@ krt_do_scan(struct krt_proto *p UNUSED) /* CONFIG_ALL_TABLES_AT_ONCE => p is NUL
{ {
struct nlmsghdr *h; struct nlmsghdr *h;
nl_request_dump(RTM_GETROUTE); nl_request_dump(BIRD_AF, RTM_GETROUTE);
while (h = nl_get_scan()) while (h = nl_get_scan())
if (h->nlmsg_type == RTM_NEWROUTE || h->nlmsg_type == RTM_DELROUTE) if (h->nlmsg_type == RTM_NEWROUTE || h->nlmsg_type == RTM_DELROUTE)
nl_parse_route(h, 1); nl_parse_route(h, 1);