diff --git a/sys/netpfil/pf/pf.c b/sys/netpfil/pf/pf.c
--- a/sys/netpfil/pf/pf.c
+++ b/sys/netpfil/pf/pf.c
@@ -5549,7 +5549,7 @@
 	if (ifp == NULL)
 		goto bad;
 
-	if (oifp != ifp) {
+	if (dir == PF_IN) {
 		if (pf_test(PF_OUT, 0, ifp, &m0, inp) != PF_PASS)
 			goto bad;
 		else if (m0 == NULL)
@@ -5738,7 +5738,7 @@
 	if (ifp == NULL)
 		goto bad;
 
-	if (oifp != ifp) {
+	if (dir == PF_IN) {
 		if (pf_test6(PF_OUT, PFIL_FWD, ifp, &m0, inp) != PF_PASS)
 			goto bad;
 		else if (m0 == NULL)