fix an example of scatterlists handling in DMA-API.txt

This example isn't the proper way to handle scatterlists (can't handle sg chaining). Signed-off-by: FUJITA Tomonori <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
chewitt · Oct 9, 2008 · 79eb014 · 79eb014
1 parent 4ee5eaf
commit 79eb014
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt
@@ -337,7 +337,7 @@ With scatterlists, you use the resulting mapping like this:
 	int i, count = dma_map_sg(dev, sglist, nents, direction);
 	struct scatterlist *sg;
 
-	for (i = 0, sg = sglist; i < count; i++, sg++) {
+	for_each_sg(sglist, sg, count, i) {
 		hw_address[i] = sg_dma_address(sg);
 		hw_len[i] = sg_dma_len(sg);
 	}