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Code Activity

crypto: ccree - fix comparison of unsigned expression warning

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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>

v2:
change hmac_setkey() return type to unsigned int to fix the warning.
Acked-by: Gilad Ben-Yossef <gilad@benyossef.com>

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Tian Tao 2019-10-19 08:41:37 +08:00 • committed by Herbert Xu
parent 1d55fdc857
commit 798ac39817
1 changed files with 2 additions and 1 deletions
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3
drivers/crypto/ccree/cc_aead.c
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@ -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;