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crypto: rockchip - Fix dma_unmap_sg() nents value

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commit 21140e5caf upstream.

The dma_unmap_sg() functions should be called with the same nents as the
dma_map_sg(), not the value the map function returned.

Fixes: 57d67c6e82 ("crypto: rockchip - rework by using crypto_engine")
Cc: <stable@vger.kernel.org>
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Thomas Fourier
2025-09-03 10:06:46 +02:00
committed by Greg Kroah-Hartman
parent 4b37706922
commit 41b17a237e
1 changed files with 1 additions and 1 deletions
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2
drivers/crypto/rockchip/rk3288_crypto_ahash.c
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@@ -252,7 +252,7 @@ static void rk_hash_unprepare(struct crypto_engine *engine, void *breq)
struct rk_ahash_rctx *rctx = ahash_request_ctx(areq);
struct rk_crypto_info *rkc = rctx->dev;
dma_unmap_sg(rkc->dev, areq->src, rctx->nrsg, DMA_TO_DEVICE);
dma_unmap_sg(rkc->dev, areq->src, sg_nents(areq->src), DMA_TO_DEVICE);
}
static int rk_hash_run(struct crypto_engine *engine, void *breq)