From f51f288e237cbcfd3dbd1d4fa2d3dec00d7253e2 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 22 May 2017 10:58:49 +0200 Subject: dma-mapping: remove DMA_ERROR_CODE And update the documentation - dma_mapping_error has been supported everywhere for a long time. Signed-off-by: Christoph Hellwig --- include/linux/dma-mapping.h | 5 ----- 1 file changed, 5 deletions(-) (limited to 'include/linux/dma-mapping.h') diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 4f3eecedca2d..a57875309bfd 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -546,12 +546,7 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) if (get_dma_ops(dev)->mapping_error) return get_dma_ops(dev)->mapping_error(dev, dma_addr); - -#ifdef DMA_ERROR_CODE - return dma_addr == DMA_ERROR_CODE; -#else return 0; -#endif } #ifndef HAVE_ARCH_DMA_SUPPORTED -- cgit v1.2.3-71-gd317