From 168a9051f0917accec4f5357c7f44f96f454ec53 Mon Sep 17 00:00:00 2001 From: Zhen Lei Date: Sat, 8 May 2021 15:00:49 +0800 Subject: crypto: ux500 - Fix error return code in hash_hw_final() [ 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 Signed-off-by: Zhen Lei Reviewed-by: Linus Walleij Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/crypto/ux500/hash/hash_core.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/crypto/ux500/hash/hash_core.c') diff --git a/drivers/crypto/ux500/hash/hash_core.c b/drivers/crypto/ux500/hash/hash_core.c index bca6b701c067..7021b5b49c03 100644 --- a/drivers/crypto/ux500/hash/hash_core.c +++ b/drivers/crypto/ux500/hash/hash_core.c @@ -1022,6 +1022,7 @@ 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; -- cgit v1.2.3