diff --git a/sys/dev/alc/if_alc.c b/sys/dev/alc/if_alc.c
index 6fed1423c21e..2db8675b6cca 100644
--- a/sys/dev/alc/if_alc.c
+++ b/sys/dev/alc/if_alc.c
@@ -4394,8 +4394,6 @@ alc_stop_queue(struct alc_softc *sc)
 	uint32_t reg;
 	int i;
 
-	ALC_LOCK_ASSERT(sc);
-
 	/* Disable RxQ. */
 	reg = CSR_READ_4(sc, ALC_RXQ_CFG);
 	if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {