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crypto: ux500 - Fix error return code in hash_hw_final()

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[ Upstream commit b01360384009ab066940b45f34880991ea7ccbfb ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 8a63b1994c50 ("crypto: ux500 - Add driver for HASH hardware")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Zhen Lei 2021-05-08 15:00:49 +08:00 committed by Greg Kroah-Hartman
parent 8c8c11b4df
commit 45d2d67833
1 changed files with 1 additions and 0 deletions
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1
drivers/crypto/ux500/hash/hash_core.c
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@ -1009,6 +1009,7 @@ static int hash_hw_final(struct ahash_request *req)
goto out;
}
} else if (req->nbytes == 0 && ctx->keylen > 0) {
ret = -EPERM;
dev_err(device_data->dev, "%s: Empty message with keylength > 0, NOT supported\n",
__func__);
goto out;