git: 3b766249d9f0 - stable/13 - udplite: make socketoption available on IPv6 sockets

The branch stable/13 has been updated by tuexen:

URL: https://cgit.FreeBSD.org/src/commit/?id=3b766249d9f04a4cb8d9d44c98853611e02bfd6d

commit 3b766249d9f04a4cb8d9d44c98853611e02bfd6d
Author:     Michael Tuexen <tuexen@FreeBSD.org>
AuthorDate: 2023-11-05 14:28:54 +0000
Commit:     Michael Tuexen <tuexen@FreeBSD.org>
CommitDate: 2024-01-12 17:35:25 +0000

    udplite: make socketoption available on IPv6 sockets
    
    This patch allows the IPPROTO_UDPLITE-level socket options
    UDPLITE_SEND_CSCOV and UDPLITE_RECV_CSCOV to be used on
    AF_INET6 sockets in addition to AF_INET sockets.
    
    Reviewed by:            ae, rscheff
    MFC after:              1 week
    Differential Revision:  https://reviews.freebsd.org/D42430
    
    (cherry picked from commit 03c3a70abe5e9fa259b954de78ae69229fa9c99f)
---
 sys/netinet/udp_usrreq.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c
index ea9ff161e429..c868bf777103 100644
--- a/sys/netinet/udp_usrreq.c
+++ b/sys/netinet/udp_usrreq.c
@@ -1009,6 +1009,10 @@ udp_ctloutput(struct socket *so, struct sockopt *sopt)
 #if defined(IPSEC) || defined(IPSEC_SUPPORT)
 #ifdef INET
 		case UDP_ENCAP:
+			if (!INP_CHECK_SOCKAF(so, AF_INET)) {
+				INP_WUNLOCK(inp);
+				return (EINVAL);
+			}
 			if (!IPSEC_ENABLED(ipv4)) {
 				INP_WUNLOCK(inp);
 				return (ENOPROTOOPT);
@@ -1056,6 +1060,10 @@ udp_ctloutput(struct socket *so, struct sockopt *sopt)
 #if defined(IPSEC) || defined(IPSEC_SUPPORT)
 #ifdef INET
 		case UDP_ENCAP:
+			if (!INP_CHECK_SOCKAF(so, AF_INET)) {
+				INP_WUNLOCK(inp);
+				return (EINVAL);
+			}
 			if (!IPSEC_ENABLED(ipv4)) {
 				INP_WUNLOCK(inp);
 				return (ENOPROTOOPT);