sh: remove DMA_ERROR_CODE

sh does not return errors for dma_map_page.

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

diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index d99008af5f73bde118fb7b513d7315c4bd80d7b4..9b06be07db4db1d110c8e4e71bcc836965572d28 100644 (file)
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -9,8 +9,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
        return dma_ops;
 }
 
-#define DMA_ERROR_CODE 0
-
 void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
                    enum dma_data_direction dir);