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From:   Tian Tao <tiantao6@huawei.com>
To:     <gilad@benyossef.com>, <herbert@gondor.apana.org.au>,
        <davem@davemloft.net>, <linux-crypto@vger.kernel.org>
CC:     <linuxarm@huawei.com>
Subject: [PATCH] crypto: fix comparison of unsigned expression warnings
Date:   Mon, 30 Sep 2019 16:49:21 +0800
Message-ID: <1569833361-47224-1-git-send-email-tiantao6@huawei.com>
MIME-Version: 1.0
Content-Type: text/plain
Sender: linux-crypto-owner@vger.kernel.org
Precedence: bulk

This patch fixes the following warnings:
drivers/crypto/ccree/cc_aead.c:630:5-12: WARNING: Unsigned expression
compared with zero: seq_len > 0

Signed-off-by: Tian Tao <tiantao6@huawei.com>
---
 drivers/crypto/ccree/cc_aead.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c
index d3e8faa..b19291d 100644
--- a/drivers/crypto/ccree/cc_aead.c
+++ b/drivers/crypto/ccree/cc_aead.c
@@ -546,7 +546,7 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key,
 	struct cc_aead_ctx *ctx = crypto_aead_ctx(tfm);
 	struct cc_crypto_req cc_req = {};
 	struct cc_hw_desc desc[MAX_AEAD_SETKEY_SEQ];
-	unsigned int seq_len = 0;
+	int seq_len = 0;
 	struct device *dev = drvdata_to_dev(ctx->drvdata);
 	const u8 *enckey, *authkey;
 	int rc;
-- 
2.7.4