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dma-mapping: fix return type of dma_set_max_seg_size()

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[ 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>
This commit is contained in:
Niklas Söderlund 2018-08-29 23:29:21 +02:00 committed by Greg Kroah-Hartman
parent 616b460b9e
commit 4d9021f2d4
1 changed files with 1 additions and 2 deletions
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3
include/linux/dma-mapping.h
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@ -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;