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| author | Xiang Chen <chenxiang66@hisilicon.com> | 2021-03-16 02:55:24 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-03-26 10:02:34 +0100 |
| commit | c114ecd3a1a3d1e766d0e82ce7a930dfd0d2bce5 (patch) | |
| tree | 0414d6e4b4984d19a2090564d66e76fe063a4292 /drivers/crypto/cavium/nitrox | |
| parent | crypto: amlogic - Fix the parameter of dma_unmap_sg() (diff) | |
| download | linux-c114ecd3a1a3d1e766d0e82ce7a930dfd0d2bce5.tar.xz linux-c114ecd3a1a3d1e766d0e82ce7a930dfd0d2bce5.zip | |
crypto: cavium - Fix the parameter of dma_unmap_sg()
For function dma_unmap_sg(), the <nents> parameter should be number of
elements in the scatterlist prior to the mapping, not after the mapping.
So fix this usage.
Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/cavium/nitrox')
| -rw-r--r-- | drivers/crypto/cavium/nitrox/nitrox_reqmgr.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c index 53ef06792133..df95ba26b414 100644 --- a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c +++ b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c @@ -58,14 +58,15 @@ static void softreq_unmap_sgbufs(struct nitrox_softreq *sr) struct device *dev = DEV(ndev); - dma_unmap_sg(dev, sr->in.sg, sr->in.sgmap_cnt, DMA_BIDIRECTIONAL); + dma_unmap_sg(dev, sr->in.sg, sg_nents(sr->in.sg), + DMA_BIDIRECTIONAL); dma_unmap_single(dev, sr->in.sgcomp_dma, sr->in.sgcomp_len, DMA_TO_DEVICE); kfree(sr->in.sgcomp); sr->in.sg = NULL; sr->in.sgmap_cnt = 0; - dma_unmap_sg(dev, sr->out.sg, sr->out.sgmap_cnt, + dma_unmap_sg(dev, sr->out.sg, sg_nents(sr->out.sg), DMA_BIDIRECTIONAL); dma_unmap_single(dev, sr->out.sgcomp_dma, sr->out.sgcomp_len, DMA_TO_DEVICE); @@ -178,7 +179,7 @@ static int dma_map_inbufs(struct nitrox_softreq *sr, return 0; incomp_err: - dma_unmap_sg(dev, req->src, nents, DMA_BIDIRECTIONAL); + dma_unmap_sg(dev, req->src, sg_nents(req->src), DMA_BIDIRECTIONAL); sr->in.sgmap_cnt = 0; return ret; } @@ -203,7 +204,7 @@ static int dma_map_outbufs(struct nitrox_softreq *sr, return 0; outcomp_map_err: - dma_unmap_sg(dev, req->dst, nents, DMA_BIDIRECTIONAL); + dma_unmap_sg(dev, req->dst, sg_nents(req->dst), DMA_BIDIRECTIONAL); sr->out.sgmap_cnt = 0; sr->out.sg = NULL; return ret; |