diff --git a/sys/dev/oce/oce_if.c b/sys/dev/oce/oce_if.c
index 826cd3c..1cca876 100644
--- a/sys/dev/oce/oce_if.c
+++ b/sys/dev/oce/oce_if.c
@@ -343,7 +343,7 @@ oce_attach(device_t dev)
 
 	callout_init(&sc->timer, 1);
 	rc = callout_reset(&sc->timer, 2 * hz, oce_local_timer, sc);
-	if (rc)
+	if (rc > 0)
 		goto stats_free;
 
 	return 0;
diff --git a/sys/netinet/if_ether.c b/sys/netinet/if_ether.c
index dfba0b2..0aec1c4 100644
--- a/sys/netinet/if_ether.c
+++ b/sys/netinet/if_ether.c
@@ -420,7 +420,7 @@ arpresolve_full(struct ifnet *ifp, int is_gw, int create, struct mbuf *m,
 		la->la_expire = time_uptime;
 		canceled = callout_reset(&la->lle_timer, hz * V_arpt_down,
 		    arptimer, la);
-		if (canceled)
+		if (canceled > 0)
 			LLE_REMREF(la);
 		la->la_asked++;
 		LLE_WUNLOCK(la);
@@ -1084,7 +1084,7 @@ arp_mark_lle_reachable(struct llentry *la)
 		la->la_expire = time_uptime + V_arpt_keep;
 		canceled = callout_reset(&la->lle_timer,
 		    hz * V_arpt_keep, arptimer, la);
-		if (canceled)
+		if (canceled > 0)
 			LLE_REMREF(la);
 	}
 	la->la_asked = 0;