[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20220819060801.10443-13-jinpu.wang@ionos.com>
Date: Fri, 19 Aug 2022 08:07:54 +0200
From: Jack Wang <jinpu.wang@...os.com>
To: linux-kernel@...r.kernel.org
Cc: Gilad Ben-Yossef <gilad@...yossef.com>,
Herbert Xu <herbert@...dor.apana.org.au>,
"David S. Miller" <davem@...emloft.net>,
linux-crypto@...r.kernel.org
Subject: [PATCH v1 12/19] crypto: ccree: Fix dma_map_sg error check
dma_map_sg return 0 on error, and dma_map_error is not supposed to use
here.
Cc: Gilad Ben-Yossef <gilad@...yossef.com>
Cc: Herbert Xu <herbert@...dor.apana.org.au>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: linux-crypto@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Jack Wang <jinpu.wang@...os.com>
---
drivers/crypto/ccree/cc_buffer_mgr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/ccree/cc_buffer_mgr.c b/drivers/crypto/ccree/cc_buffer_mgr.c
index 6140e4927322..9efd88f871d1 100644
--- a/drivers/crypto/ccree/cc_buffer_mgr.c
+++ b/drivers/crypto/ccree/cc_buffer_mgr.c
@@ -274,7 +274,7 @@ static int cc_map_sg(struct device *dev, struct scatterlist *sg,
}
ret = dma_map_sg(dev, sg, *nents, direction);
- if (dma_mapping_error(dev, ret)) {
+ if (!ret) {
*nents = 0;
dev_err(dev, "dma_map_sg() sg buffer failed %d\n", ret);
return -ENOMEM;
--
2.34.1
Powered by blists - more mailing lists