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authorChristoph Hellwig <hch@lst.de>2019-01-04 18:31:48 +0100
committerChristoph Hellwig <hch@lst.de>2019-01-05 08:28:29 +0100
commit8270f3a11ceef64bdb0ab141180e8d2f17c619ec (patch)
tree15e02d8bce01367246670de4ff4c533ea9d46244 /Documentation
parent06f55fd2d22742ed7e725124dfea68936d12ce40 (diff)
dma-direct: fix DMA_ATTR_NO_KERNEL_MAPPING for remapped allocations
We need to return a dma_addr_t even if we don't have a kernel mapping. Do so by consolidating the phys_to_dma call in a single place and jump to it from all the branches that return successfully. Fixes: bfd56cd60521 ("dma-mapping: support highmem in the generic remap allocator") Reported-by: Liviu Dudau <liviu@dudau.co.uk Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Liviu Dudau <liviu@dudau.co.uk>
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