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From: "Christian S.J. Peron" <csjp@FreeBSD.org>
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Subject: PERFORCE change 99535 for review
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http://perforce.freebsd.org/chv.cgi?CH=99535

Change 99535 by csjp@csjp_rnd01 on 2006/06/18 16:59:05

	Use bus_get_dma_tag(9) to initialize the parent instead of using NULL.
	This fixes a null pointer dereference and allows the bge(4) devices to
	be attached to the system properly.

Affected files ...

.. //depot/projects/kmacy_sun4v/src/sys/dev/bge/if_bge.c#6 edit

Differences ...

==== //depot/projects/kmacy_sun4v/src/sys/dev/bge/if_bge.c#6 (text+ko) ====

@@ -1726,7 +1726,7 @@
 	/*
 	 * Allocate the parent bus DMA tag appropriate for PCI.
 	 */
-	error = bus_dma_tag_create(NULL,	/* parent */
+	error = bus_dma_tag_create(bus_get_dma_tag(sc->bge_dev),/* parent */
 			PAGE_SIZE, 0,		/* alignment, boundary */
 			BUS_SPACE_MAXADDR,	/* lowaddr */
 			BUS_SPACE_MAXADDR,	/* highaddr */