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From: Colin Percival <cperciva@FreeBSD.org>
Date: Sat, 4 Dec 2010 23:36:40 +0000 (UTC)
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Subject: svn commit: r216191 - head/sys/i386/i386
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Author: cperciva
Date: Sat Dec  4 23:36:40 2010
New Revision: 216191
URL: http://svn.freebsd.org/changeset/base/216191

Log:
  Remove gratuitous i386/amd64 inconsistency in favour of the less verbose
  version of declaring a variable initialized to zero.

Modified:
  head/sys/i386/i386/busdma_machdep.c

Modified: head/sys/i386/i386/busdma_machdep.c
==============================================================================
--- head/sys/i386/i386/busdma_machdep.c	Sat Dec  4 23:24:35 2010	(r216190)
+++ head/sys/i386/i386/busdma_machdep.c	Sat Dec  4 23:36:40 2010	(r216191)
@@ -858,7 +858,7 @@ bus_dmamap_load_uio(bus_dma_tag_t dmat, 
 		    bus_dmamap_callback2_t *callback, void *callback_arg,
 		    int flags)
 {
-	bus_addr_t lastaddr;
+	bus_addr_t lastaddr = 0;
 	int nsegs, error, first, i;
 	bus_size_t resid;
 	struct iovec *iov;
@@ -878,7 +878,6 @@ bus_dmamap_load_uio(bus_dma_tag_t dmat, 
 	nsegs = 0;
 	error = 0;
 	first = 1;
-	lastaddr = (bus_addr_t) 0;
 	for (i = 0; i < uio->uio_iovcnt && resid != 0 && !error; i++) {
 		/*
 		 * Now at the first iovec to load.  Load each iovec