From: David Lamparter <equinox@opensourcerouting.org>
Date: Wed, 16 Oct 2024 10:45:35 +0000 (+0200)
Subject: pimd: mark rest-of-packet ignored in C-RP parse
X-Git-Tag: base_10.3~330^2~8
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=6476f9deac140ce017e1959fa4eb8fff19b8c60f;p=mirror%2Ffrr.git

pimd: mark rest-of-packet ignored in C-RP parse

The `buf` pointer is being updated as the parse goes along.  It's not
used after the last update, but I'd rather keep this in for consistency.
Just make a note of it being unused.

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
---

diff --git a/pimd/pim_bsr_rpdb.c b/pimd/pim_bsr_rpdb.c
index 3ec9f99cd1..6e93b65f4b 100644
--- a/pimd/pim_bsr_rpdb.c
+++ b/pimd/pim_bsr_rpdb.c
@@ -502,6 +502,9 @@ int pim_crp_process(struct interface *ifp, pim_sgaddr *src_dst, uint8_t *buf,
 	buf += sizeof(*crp_hdr);
 	remain -= sizeof(*crp_hdr);
 
+	/* ignore trailing data */
+	(void)buf;
+
 	size_t ngroups = crp_hdr->prefix_cnt;
 
 	if (remain < ngroups * sizeof(struct pim_encoded_group_ipv4)) {