From 833abf7fe011c3dfe9bcab405856b73deab17062 Mon Sep 17 00:00:00 2001
From: Paul Mundt <lethal@linux-sh.org>
Date: Tue, 10 Oct 2006 18:33:10 +0900
Subject: sh: Zero-out coherent buffer in consistent_alloc().

Be sure to zero out the buffer, this was causing occasional problems
under heavier PCI tests.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---
 arch/sh/mm/consistent.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'arch/sh/mm/consistent.c')

diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index c81e6b67ad3..38c82d890ff 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -28,6 +28,7 @@ void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *handle)
 	split_page(page, order);
 
 	ret = page_address(page);
+	memset(ret, 0, size);
 	*handle = virt_to_phys(ret);
 
 	/*
-- 
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