diff --git a/sys/netipsec/xform_ah.c b/sys/netipsec/xform_ah.c
index 80c6e803ad4..8ec838da15f 100644
--- a/sys/netipsec/xform_ah.c
+++ b/sys/netipsec/xform_ah.c
@@ -1135,7 +1135,6 @@ ah_output_cb(struct cryptop *crp)
 	struct secasvar *sav;
 	struct mbuf *m;
 	caddr_t ptr;
-	int err;
 
 	tc = (struct tdb_crypto *) crp->crp_opaque;
 	IPSEC_ASSERT(tc != NULL, ("null opaque data area!"));
@@ -1205,10 +1204,10 @@ ah_output_cb(struct cryptop *crp)
 #endif
 
 	/* NB: m is reclaimed by ipsec_process_done. */
-	err = ipsec_process_done(m, isr);
+	error = ipsec_process_done(m, isr);
 	KEY_FREESAV(&sav);
 	IPSECREQUEST_UNLOCK(isr);
-	return err;
+	return error;
 bad:
 	if (sav)
 		KEY_FREESAV(&sav);
diff --git a/sys/netipsec/xform_esp.c b/sys/netipsec/xform_esp.c
index e5d531415db..87929de680f 100644
--- a/sys/netipsec/xform_esp.c
+++ b/sys/netipsec/xform_esp.c
@@ -918,7 +918,7 @@ esp_output_cb(struct cryptop *crp)
 	struct ipsecrequest *isr;
 	struct secasvar *sav;
 	struct mbuf *m;
-	int err, error;
+	int error;
 
 	tc = (struct tdb_crypto *) crp->crp_opaque;
 	IPSEC_ASSERT(tc != NULL, ("null opaque data area!"));
@@ -1000,10 +1000,10 @@ esp_output_cb(struct cryptop *crp)
 #endif
 
 	/* NB: m is reclaimed by ipsec_process_done. */
-	err = ipsec_process_done(m, isr);
+	error = ipsec_process_done(m, isr);
 	KEY_FREESAV(&sav);
 	IPSECREQUEST_UNLOCK(isr);
-	return err;
+	return error;
 bad:
 	if (sav)
 		KEY_FREESAV(&sav);