return 0;
}
+/*
+ * dma_map_single can't fail as it is implemented now.
+ */
+static inline int dma_mapping_error(dma_addr_t addr)
+{
+ return 0;
+}
+
/**
* dma_alloc_coherent - allocate consistent memory for DMA
* @dev: valid struct device pointer, or NULL for ISA and EISA-like devices