| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 071/267] dma-mapping: fix return type of dma_set_max_seg_size() | Date | Mon, 16 Dec 2019 18:46:37 +0100 |
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From: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
[ Upstream commit c9d76d0655c06b8c1f944e46c4fd9e9cf4b331c0 ]
The function dma_set_max_seg_size() can return either 0 on success or -EIO on error. Change its return type from unsigned int to int to capture this.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Sasha Levin <sashal@kernel.org> --- include/linux/dma-mapping.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 7bf3b99e6fbb1..9aee5f345e299 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -650,8 +650,7 @@ static inline unsigned int dma_get_max_seg_size(struct device *dev) return SZ_64K; } -static inline unsigned int dma_set_max_seg_size(struct device *dev, - unsigned int size) +static inline int dma_set_max_seg_size(struct device *dev, unsigned int size) { if (dev->dma_parms) { dev->dma_parms->max_segment_size = size; -- 2.20.1
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