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vrrpd: iterate over all ancillary messages

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Assign the return of `CMSG_NXTHDR` so we can really iterate over the
ancillary data.

Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>
(cherry picked from commit 5e1a3cd2ad)
This commit is contained in:
Rafael Zalamena 2024-10-07 13:02:44 -03:00 committed by Mergify
parent 9b69084cac
commit 12d494731c
1 changed files with 1 additions and 1 deletions
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2
vrrpd/vrrp_packet.c
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@ -234,7 +234,7 @@ ssize_t vrrp_pkt_parse_datagram(int family, int version, bool ipv4_ph,
} else if (family == AF_INET6) {
struct cmsghdr *c;
for (c = CMSG_FIRSTHDR(m); c != NULL; CMSG_NXTHDR(m, c)) {
for (c = CMSG_FIRSTHDR(m); c != NULL; c = CMSG_NXTHDR(m, c)) {
if (c->cmsg_level == IPPROTO_IPV6
&& c->cmsg_type == IPV6_HOPLIMIT)
break;