--- sys/dev/ae/if_ae.c	2008-11-22 17:00:47.000000000 +0800
+++ /var/current/mysrc/sys/dev/ae/if_ae.c	2008-11-22 17:37:25.000000000 +0800
@@ -1105,12 +1105,9 @@
 static int
 ae_alloc_rings(ae_softc_t *sc)
 {
-	bus_dma_tag_t bustag;
 	bus_addr_t busaddr;
 	int error;
 
-	bustag = bus_get_dma_tag(sc->dev);
-
 	/*
 	 * Create parent DMA tag.
 	 */