From: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>
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@xxxxxxxxxxxxx>
---
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) {
--
2.8.1
