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>
v2:
change hmac_setkey() return type to unsigned int to fix the warning.
---
drivers/crypto/ccree/cc_aead.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c
index d3e8faa..64d318d 100644
--- a/drivers/crypto/ccree/cc_aead.c
+++ b/drivers/crypto/ccree/cc_aead.c
@@ -293,7 +293,8 @@ static unsigned int xcbc_setkey(struct cc_hw_desc *desc,
return 4;
}
-static int hmac_setkey(struct cc_hw_desc *desc, struct cc_aead_ctx *ctx)
+static unsigned int hmac_setkey(struct cc_hw_desc *desc,
+ struct cc_aead_ctx *ctx)
{
unsigned int hmac_pad_const[2] = { HMAC_IPAD_CONST, HMAC_OPAD_CONST };
unsigned int digest_ofs = 0;
--
2.7.4
