From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Date: Tue, 11 May 2010 21:06:43 +0000 (-0700)
Subject: dma-mapping: fix dma_sync_single_range_*
X-Git-Tag: v2.6.34~49
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f33d7e2d2d113a63772bbc993cdec3b5327f0ef1;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

dma-mapping: fix dma_sync_single_range_*

dma_sync_single_range_for_cpu() and dma_sync_single_range_for_device() use
a wrong address with a partial synchronization.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/include/asm-generic/dma-mapping-common.h b/include/asm-generic/dma-mapping-common.h
index e694263..6920695 100644
--- a/include/asm-generic/dma-mapping-common.h
+++ b/include/asm-generic/dma-mapping-common.h
@@ -131,7 +131,7 @@ static inline void dma_sync_single_range_for_cpu(struct device *dev,
 		debug_dma_sync_single_range_for_cpu(dev, addr, offset, size, dir);
 
 	} else
-		dma_sync_single_for_cpu(dev, addr, size, dir);
+		dma_sync_single_for_cpu(dev, addr + offset, size, dir);
 }
 
 static inline void dma_sync_single_range_for_device(struct device *dev,
@@ -148,7 +148,7 @@ static inline void dma_sync_single_range_for_device(struct device *dev,
 		debug_dma_sync_single_range_for_device(dev, addr, offset, size, dir);
 
 	} else
-		dma_sync_single_for_device(dev, addr, size, dir);
+		dma_sync_single_for_device(dev, addr + offset, size, dir);
 }
 
 static inline void