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Christophe Leroy authored
Direction is already checked in all calling functions in include/linux/dma-mapping.h and also in called function __dma_sync() So really no need to check it once more here. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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