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author | Logan Gunthorpe <logang@deltatee.com> | 2021-07-29 23:15:25 +0300 |
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committer | Christoph Hellwig <hch@lst.de> | 2021-08-09 18:13:05 +0300 |
commit | 9cf88ec5e0e876c959389b1e695438f98663b92d (patch) | |
tree | 863ff20eb603aefc7c4ec7bccad9fdbb5b07103c /arch/arm/mm/dma-mapping.c | |
parent | 6506932b3268001ff15c081aceb47c7f9aa9fb2d (diff) | |
download | linux-9cf88ec5e0e876c959389b1e695438f98663b92d.tar.xz |
ARM/dma-mapping: don't set failed sg dma_address to DMA_MAPPING_ERROR
Setting the ->dma_address to DMA_MAPPING_ERROR is not part of the
->map_sg calling convention, so remove it.
Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@lst.de/
Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/arm/mm/dma-mapping.c')
-rw-r--r-- | arch/arm/mm/dma-mapping.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 113b9cb3701b..4b61541853ea 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1632,7 +1632,6 @@ static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 1; i < nents; i++) { s = sg_next(s); - s->dma_address = DMA_MAPPING_ERROR; s->dma_length = 0; if (s->offset || (size & ~PAGE_MASK) || size + s->length > max) { |