diff options
| author |   Neale Ranns <nranns@cisco.com> | 2018-09-26 06:51:39 -0700 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-10-01 09:42:27 +0000 |
| commit | c17776e9fe5accb285e0ef45b56e9380e94801ff (patch) | |
| tree | a9ba9717eef11e40e382d64258bd1a5ff476cfa3 /src/plugins/igmp | |
| parent | 9382673d93d94f10348d61b7e7e7375883f74f5e (diff) | |
IGMP: handle (*,G) report with no source addresses
Change-Id: I363370b9d4a27b992bad55c48fc930a2fbea2165
Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/plugins/igmp')
| -rw-r--r-- | src/plugins/igmp/igmp_report.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/src/plugins/igmp/igmp_report.c b/src/plugins/igmp/igmp_report.c index ae8a9339f3f..e0c127d8015 100644 --- a/src/plugins/igmp/igmp_report.c +++ b/src/plugins/igmp/igmp_report.c @@ -32,15 +32,21 @@ igmp_group_mk_source_list (const igmp_membership_group_v3_t * r) n = clib_net_to_host_u16 (r->n_src_addresses); if (0 == n) - return (NULL); - - vec_validate (srcs, n - 1); - s = r->src_addresses; - - for (ii = 0; ii < n; ii++) { - srcs[ii].ip4 = *s; - s++; + /* a (*,G) join has no source address specified */ + vec_validate (srcs, 0); + srcs[0].ip4.as_u32 = 0; + } + else + { + vec_validate (srcs, n - 1); + s = r->src_addresses; + + for (ii = 0; ii < n; ii++) + { + srcs[ii].ip4 = *s; + s++; + } } return (srcs); |