From 3cce6164ab9bb5a8ba569e2ae0e14099b6db46fd Mon Sep 17 00:00:00 2001
From: Gleb Smirnoff <glebius@FreeBSD.org>
Date: Thu, 2 Dec 2021 11:15:04 -0800
Subject: [PATCH] ip_input: remove pointless check in INP_RECVIF handling

An mbuf rcvif pointer is supposed to be valid and doesn't
need extra checks.  The code appeared in d314ad7b73639.
---
 sys/netinet/ip_input.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c
index 9db1f8c6f2e7..44500c46b0d8 100644
--- a/sys/netinet/ip_input.c
+++ b/sys/netinet/ip_input.c
@@ -1281,8 +1281,7 @@ ip_savecontrol(struct inpcb *inp, struct mbuf **mp, struct ip *ip,
 		struct sockaddr_dl *sdp;
 		struct sockaddr_dl *sdl2 = &sdlbuf.sdl;
 
-		if ((ifp = m->m_pkthdr.rcvif) &&
-		    ifp->if_index && ifp->if_index <= V_if_index) {
+		if ((ifp = m->m_pkthdr.rcvif)) {
 			sdp = (struct sockaddr_dl *)ifp->if_addr->ifa_addr;
 			/*
 			 * Change our mind and don't try copy.