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authorNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>2018-08-29 23:29:21 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-12-21 10:34:37 +0100
commitf636b81fbaab49877126dcda613af6600f892b67 (patch)
tree9095972774160c98ba185ee963fab7d3cb8b5808 /include
parent54ad7dd6bc8a80643160cedee44a6ea04917e502 (diff)
dma-mapping: fix return type of dma_set_max_seg_size()
[ 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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/dma-mapping.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 2e551e2d2d03..62dd6676b7cc 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -151,8 +151,7 @@ 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;