From: Xiang Chen chenxiang66@hisilicon.com
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 --- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c index 8b5e073..c6865cbd 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c +++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c @@ -236,10 +236,10 @@ static int meson_cipher(struct skcipher_request *areq) dma_unmap_single(mc->dev, phykeyiv, keyivlen, DMA_TO_DEVICE);
if (areq->src == areq->dst) { - dma_unmap_sg(mc->dev, areq->src, nr_sgs, DMA_BIDIRECTIONAL); + dma_unmap_sg(mc->dev, areq->src, sg_nents(areq->src), DMA_BIDIRECTIONAL); } else { - dma_unmap_sg(mc->dev, areq->src, nr_sgs, DMA_TO_DEVICE); - dma_unmap_sg(mc->dev, areq->dst, nr_sgd, DMA_FROM_DEVICE); + dma_unmap_sg(mc->dev, areq->src, sg_nents(areq->src), DMA_TO_DEVICE); + dma_unmap_sg(mc->dev, areq->dst, sg_nents(areq->dst), DMA_FROM_DEVICE); }
if (areq->iv && ivsize > 0) {