svn commit: r186168 - head/sys/dev/bce

[Xin LI]

Author: delphij
Date: Tue Dec 16 04:59:04 2008
New Revision: 186168
URL: http://svn.freebsd.org/changeset/base/186168

Log:
  Test whether sc->tx_mbuf_map[i], not whether sc->tx_mbuf_map is NULL before
  doing bus_dmamap_sync() since it operates on the former, not the latter.
  
  Reviewed by:	davidch

Modified:
  head/sys/dev/bce/if_bce.c

Modified: head/sys/dev/bce/if_bce.c
==============================================================================
--- head/sys/dev/bce/if_bce.c	Tue Dec 16 04:41:39 2008	(r186167)
+++ head/sys/dev/bce/if_bce.c	Tue Dec 16 04:59:04 2008	(r186168)
@@ -5114,7 +5114,7 @@ bce_free_tx_chain(struct bce_softc *sc)
 	/* Unmap, unload, and free any mbufs still in the TX mbuf chain. */
 	for (i = 0; i < TOTAL_TX_BD; i++) {
 		if (sc->tx_mbuf_ptr[i] != NULL) {
-			if (sc->tx_mbuf_map != NULL)
+			if (sc->tx_mbuf_map[i] != NULL)
 				bus_dmamap_sync(sc->tx_mbuf_tag, sc->tx_mbuf_map[i],
 					BUS_DMASYNC_POSTWRITE);
 			m_freem(sc->tx_mbuf_ptr[i]);