From 33d3290333e8eeb09b49bb14852b83c0aa84618c Mon Sep 17 00:00:00 2001
From: Chenghai Huang <huangchenghai2@huawei.com>
Date: Fri, 19 Dec 2025 11:36:19 +0800
Subject: [PATCH] crypto: hisilicon/sgl - fix inconsistent map/unmap direction
 issue

[ Upstream commit 4154f7d3b1c133b909d20c44ecb8277e8482aa6b ]

Ensure that the direction for dma_map_sg and dma_unmap_sg is
consistent.

Fixes: 2566de3e06a3 ("crypto: hisilicon - Use fine grained DMA mapping direction")
Signed-off-by: Chenghai Huang <huangchenghai2@huawei.com>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/crypto/hisilicon/sgl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/hisilicon/sgl.c b/drivers/crypto/hisilicon/sgl.c
index 7a9ef2a9972a..848ad7b101d9 100644
--- a/drivers/crypto/hisilicon/sgl.c
+++ b/drivers/crypto/hisilicon/sgl.c
@@ -265,7 +265,7 @@ hisi_acc_sg_buf_map_to_hw_sgl(struct device *dev, struct scatterlist *sgl,
 	return curr_hw_sgl;
 
 err_unmap:
-	dma_unmap_sg(dev, sgl, sg_n, DMA_BIDIRECTIONAL);
+	dma_unmap_sg(dev, sgl, sg_n, dir);
 
 	return ERR_PTR(ret);
 }