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| author | Donald Sharp <donaldsharp72@gmail.com> | 2022-06-08 08:15:58 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-06-08 08:15:58 -0400 |
| commit | 71623b304e78f987b7d730e431f79324c787a2dd (patch) | |
| tree | 91df81950b3bb1561dda786e2af9324defe628c4 | |
| parent | 087350d968e92f1f4f24ae0aae6de2722088fe79 (diff) | |
| parent | e502ecad11ec444a83bf7ad87e0c446d986bb8c7 (diff) | |
Merge pull request #11356 from mobash-rasool/pim-rfc-conform
pimd: Handle receive of (*,G) register stop with src addr as 0
| -rw-r--r-- | pimd/pim_register.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/pimd/pim_register.c b/pimd/pim_register.c index 6b76f4c49b..1945d99d21 100644 --- a/pimd/pim_register.c +++ b/pimd/pim_register.c @@ -175,7 +175,12 @@ int pim_register_stop_recv(struct interface *ifp, uint8_t *buf, int buf_size) rp = RP(pim_ifp->pim, sg.grp); if (rp) { rpf_addr = pim_addr_from_prefix(&rp->rpf_addr); - if (pim_addr_cmp(sg.src, rpf_addr) == 0) { + /* As per RFC 7761, Section 4.9.4: + * A special wildcard value consisting of an address field of + * all zeros can be used to indicate any source. + */ + if ((pim_addr_cmp(sg.src, rpf_addr) == 0) || + pim_addr_is_any(sg.src)) { handling_star = true; sg.src = PIMADDR_ANY; } |