[PATCH] crypto: fix comparison of unsigned expression warnings

[Tian Tao]

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 <tiant...@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