crypto: shash - remove useless crypto_yield() in shash_ahash_digest()
authorEric Biggers <ebiggers@google.com>
Mon, 15 Apr 2019 00:37:07 +0000 (17:37 -0700)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 25 Apr 2019 07:38:12 +0000 (15:38 +0800)
The crypto_yield() in shash_ahash_digest() occurs after the entire
digest operation already happened, so there's no real point.  Remove it.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto/shash.c

index b85930e9a7a2e075fc332f80b56d0a70be918681..599468478f7bbcb57830fa9c89d66d4698271068 100644 (file)
@@ -314,7 +314,6 @@ int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc)
                err = crypto_shash_digest(desc, data + offset, nbytes,
                                          req->result);
                kunmap_atomic(data);
-               crypto_yield(desc->flags);
        } else
                err = crypto_shash_init(desc) ?:
                      shash_ahash_finup(req, desc);