Russell King fa4e998999 [ARM] dma: RiscPC: don't modify DMA SG entries
We should not be modifying the scatterlist passed to us from the
driver code; doing so breaks assumptions made by the DMA API code,
and could cause problems if the driver retries a transfer using an
old scatterlist.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2009-02-21 21:38:56 +00:00
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