tree 0b9daa7fce24420dad4439f36045185c5e3264c9
parent f2a80aedb20c0513b4e127d1fe1cecf936a25ba0
author Christoph Hellwig <hch@lst.de> 1495363762 +0200
committer Christoph Hellwig <hch@lst.de> 1497949987 +0200

xtensa: remove DMA_ERROR_CODE

xtensa already implements the mapping_error method for its only
dma_map_ops instance.

Signed-off-by: Christoph Hellwig <hch@lst.de>