From: Chenghai Huang <huangchenghai2@huawei.com>
Date: Fri, 19 Dec 2025 03:36:19 +0000 (+0800)
Subject: crypto: hisilicon/sgl - fix inconsistent map/unmap direction issue
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4154f7d3b1c133b909d20c44ecb8277e8482aa6b;p=thirdparty%2Fkernel%2Flinux.git

crypto: hisilicon/sgl - fix inconsistent map/unmap direction issue

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>
---

diff --git a/drivers/crypto/hisilicon/sgl.c b/drivers/crypto/hisilicon/sgl.c
index 24c7b6ab285ba..d41b34405c21c 100644
--- a/drivers/crypto/hisilicon/sgl.c
+++ b/drivers/crypto/hisilicon/sgl.c
@@ -260,7 +260,7 @@ 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);
 }