Blackfin arch: fix a compiling warning about dma-mapping

Signed-off-by: N Bryan Wu <bryan.wu@analog.com>

Blackfin arch: fix a compiling warning about dma-mapping
Signed-off-by: N Bryan Wu <bryan.wu@analog.com>
d6e274dd · Bryan Wu · 12a79911 · d6e274dd
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Showing with 2 addition and 1 deletion

arch/blackfin/kernel/dma-mapping.c arch/blackfin/kernel/dma-mapping.c +2 -1

未找到文件。
--- a/arch/blackfin/kernel/dma-mapping.c
+++ b/arch/blackfin/kernel/dma-mapping.c
@@ -160,7 +160,8 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
 	BUG_ON(direction == DMA_NONE);

 	for (i = 0; i < nents; i++, sg++) {
-		sg->dma_address = page_address(sg->page) + sg->offset;
+		sg->dma_address = (dma_addr_t)(page_address(sg->page) +
+					sg->offset);

 		invalidate_dcache_range(sg_dma_address(sg),
 					sg_dma_address(sg) +