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Message-Id: <20250903132539.416439-4-rongqianfeng@vivo.com>
Date: Wed, 3 Sep 2025 21:25:37 +0800
From: Qianfeng Rong <rongqianfeng@...o.com>
To: Akhil R <akhilrajeev@...dia.com>,
Herbert Xu <herbert@...dor.apana.org.au>,
"David S. Miller" <davem@...emloft.net>,
Thierry Reding <thierry.reding@...il.com>,
Jonathan Hunter <jonathanh@...dia.com>,
linux-crypto@...r.kernel.org (open list:CRYPTO API),
linux-tegra@...r.kernel.org (open list:TEGRA ARCHITECTURE SUPPORT),
linux-kernel@...r.kernel.org (open list)
Cc: Qianfeng Rong <rongqianfeng@...o.com>
Subject: [PATCH 3/3] crypto: tegra - Use int type to store negative error codes
Change the 'ret' variable in tegra_sha_do_update() from unsigned int to
int, as it needs to store either negative error codes or zero returned
by tegra_se_host1x_submit().
No effect on runtime.
Signed-off-by: Qianfeng Rong <rongqianfeng@...o.com>
---
drivers/crypto/tegra/tegra-se-hash.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/tegra/tegra-se-hash.c b/drivers/crypto/tegra/tegra-se-hash.c
index d09b4aaeecef..4a298ace6e9f 100644
--- a/drivers/crypto/tegra/tegra-se-hash.c
+++ b/drivers/crypto/tegra/tegra-se-hash.c
@@ -400,8 +400,9 @@ static int tegra_sha_do_update(struct ahash_request *req)
struct tegra_sha_ctx *ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req));
struct tegra_sha_reqctx *rctx = ahash_request_ctx(req);
struct tegra_se *se = ctx->se;
- unsigned int nblks, nresidue, size, ret;
+ unsigned int nblks, nresidue, size;
u32 *cpuvaddr = se->cmdbuf->addr;
+ int ret;
nresidue = (req->nbytes + rctx->residue.size) % rctx->blk_size;
nblks = (req->nbytes + rctx->residue.size) / rctx->blk_size;
--
2.34.1
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