tree daf599491f4bbfd5451303c66aa3eebe7877b98e
parent cad34be747b8a92146e71c8267f2c1d6794e34c0
author Christoph Hellwig <hch@lst.de> 1542825499 +0100
committer Christoph Hellwig <hch@lst.de> 1544108209 -0800

xen-swiotlb: remove the mapping_error dma_map_ops method

Return DMA_MAPPING_ERROR instead of 0 on a dma mapping failure and let
the core dma-mapping code handle the rest.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>