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Antoine Ténart authored
Do not use DMA is the request is 0 length. Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com> Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com> Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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