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Merge pull request #1194 from dwalton76/igmp-rejoin-existing-group

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pimd: Do not complain if re-joining an IGMP group
This commit is contained in:
Jafar Al-Gharaibeh 2017-09-19 10:58:47 -05:00 committed by GitHub
commit 6a989fc134
1 changed files with 4 additions and 9 deletions
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13
pimd/pim_iface.c
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@ -1292,16 +1292,11 @@ ferr_r pim_if_igmp_join_add(struct interface *ifp, struct in_addr group_addr,
}
ij = igmp_join_find(pim_ifp->igmp_join_list, group_addr, source_addr);
/* This interface has already been configured to join this IGMP group
*/
if (ij) {
char group_str[INET_ADDRSTRLEN];
char source_str[INET_ADDRSTRLEN];
pim_inet4_dump("<grp?>", group_addr, group_str,
sizeof(group_str));
pim_inet4_dump("<src?>", source_addr, source_str,
sizeof(source_str));
return ferr_cfg_invalid(
"can't re-join existing IGMP group %s source %s on interface %s",
group_str, source_str, ifp->name);
return ferr_ok();
}
ij = igmp_join_new(ifp, group_addr, source_addr);