From a61cb6017df0a9be072a35259e6e9ae7aa0ef6b3 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 6 Sep 2021 14:40:00 +0200 Subject: dma-mapping: fix the kerneldoc for dma_map_sg_attrs Add the missing description for the nents parameter, and fix a trivial misalignment. Fixes: fffe3cc8c219 ("dma-mapping: allow map_sg() ops to return negative error codes") Reported-by: Stephen Rothwell Signed-off-by: Christoph Hellwig --- kernel/dma/mapping.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'kernel') diff --git a/kernel/dma/mapping.c b/kernel/dma/mapping.c index 7ee5284bff58..06fec5547e7c 100644 --- a/kernel/dma/mapping.c +++ b/kernel/dma/mapping.c @@ -206,7 +206,8 @@ static int __dma_map_sg_attrs(struct device *dev, struct scatterlist *sg, /** * dma_map_sg_attrs - Map the given buffer for DMA * @dev: The device for which to perform the DMA operation - * @sg: The sg_table object describing the buffer + * @sg: The sg_table object describing the buffer + * @nents: Number of entries to map * @dir: DMA direction * @attrs: Optional DMA attributes for the map operation * -- cgit v1.2.3