git: 4ca1395c5a31 - main - sctp: ensure correct sctp_gather_internal_ifa_flags usage

From: Michael Tuexen <tuexen_at_FreeBSD.org>
Date: Mon, 05 May 2025 20:52:04 UTC
The branch main has been updated by tuexen:

URL: https://cgit.FreeBSD.org/src/commit/?id=4ca1395c5a311989fc02ceb7a2d44aa5eb1a7426

commit 4ca1395c5a311989fc02ceb7a2d44aa5eb1a7426
Author:     Michael Tuexen <tuexen@FreeBSD.org>
AuthorDate: 2025-05-05 20:50:42 +0000
Commit:     Michael Tuexen <tuexen@FreeBSD.org>
CommitDate: 2025-05-05 20:50:42 +0000

    sctp: ensure correct sctp_gather_internal_ifa_flags usage
    
    sctp_gather_internal_ifa_flags() expects an IPv6 address.
    
    MFC after:      3 days
---
 sys/netinet/sctp_bsd_addr.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sys/netinet/sctp_bsd_addr.c b/sys/netinet/sctp_bsd_addr.c
index 65b271afd84d..ac715d8298ec 100644
--- a/sys/netinet/sctp_bsd_addr.c
+++ b/sys/netinet/sctp_bsd_addr.c
@@ -117,6 +117,9 @@ sctp_gather_internal_ifa_flags(struct sctp_ifa *ifa)
 {
 	struct in6_ifaddr *ifa6;
 
+	KASSERT(ifa->address.sa.sa_family == AF_INET6,
+	    ("sctp_gather_internal_ifa_flags() called with address family %u",
+	    ifa->address.sa.sa_family));
 	ifa6 = (struct in6_ifaddr *)ifa->ifa;
 	ifa->flags = ifa6->ia6_flags;
 	if (MODULE_GLOBAL(ip6_use_deprecated)) {