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dma-mapping: fix dma_sync_single_range_*

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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>
This commit is contained in:
FUJITA Tomonori 2010-05-11 14:06:43 -07:00 • committed by Linus Torvalds
parent fc2a093e7a
commit f33d7e2d2d
1 changed files with 2 additions and 2 deletions
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4
include/asm-generic/dma-mapping-common.h
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@ -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