xiaomi-sm8450/android_kernel_xiaomi_sm8450
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android_kernel_xiaomi_sm8450/include/linux/dma-iommu.h
Christoph Hellwig cad34be747 iommu/dma-iommu: 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>
2018-12-06 06:56:48 -08:00

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