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x86: remove DMA_ERROR_CODE 

All dma_map_ops instances now handle their errors through
->mapping_error.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig 2017-05-22 10:37:09 +02:00
parent 8bd17c6670
commit a760088b45
1 changed files with 0 additions and 2 deletions
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2
arch/x86/include/asm/dma-mapping.h
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@ -19,8 +19,6 @@
# define ISA_DMA_BIT_MASK DMA_BIT_MASK(32)
#endif
#define DMA_ERROR_CODE 0
extern int iommu_merge;
extern struct device x86_dma_fallback_dev;
extern int panic_on_overflow;