Index: sys/netpfil/pf/pf.c
===================================================================
--- sys/netpfil/pf/pf.c
+++ sys/netpfil/pf/pf.c
@@ -6070,7 +6070,7 @@
 
 	M_ASSERTPKTHDR(m);
 
-	if (ifp != m->m_pkthdr.rcvif)
+	if (dir == PF_OUT && m->m_pkthdr.rcvif && ifp != m->m_pkthdr.rcvif)
 		fwdir = PF_FWD;
 
 	if (!V_pf_status.running)