提交 f33d7e2d 编写于 作者: F FUJITA Tomonori 提交者: Linus Torvalds

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: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Reviewed-by: NKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: <stable@kernel.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 fc2a093e
......@@ -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
......
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