diff options
| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2016-09-01 14:25:43 +0100 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2016-11-20 01:01:36 +0000 |
| commit | 0a9c9f4c380d57954574e8682c04b850eed7c15d (patch) | |
| tree | 2e83734a4f6e912444ffdd0ea9b888563f08b60a /crypto | |
| parent | b0f819c3e20d712d4cd38e4bb3ddb3e90ca8fbad (diff) | |
crypto: cryptd - initialize child shash_desc on import
commit 0bd2223594a4dcddc1e34b15774a3a4776f7749e upstream.
When calling .import() on a cryptd ahash_request, the structure members
that describe the child transform in the shash_desc need to be initialized
like they are when calling .init()
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/cryptd.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/crypto/cryptd.c b/crypto/cryptd.c index 75c415d37086..d85fab975514 100644 --- a/crypto/cryptd.c +++ b/crypto/cryptd.c @@ -565,9 +565,14 @@ static int cryptd_hash_export(struct ahash_request *req, void *out) static int cryptd_hash_import(struct ahash_request *req, const void *in) { - struct cryptd_hash_request_ctx *rctx = ahash_request_ctx(req); + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct cryptd_hash_ctx *ctx = crypto_ahash_ctx(tfm); + struct shash_desc *desc = cryptd_shash_desc(req); + + desc->tfm = ctx->child; + desc->flags = req->base.flags; - return crypto_shash_import(&rctx->desc, in); + return crypto_shash_import(desc, in); } static int cryptd_create_hash(struct crypto_template *tmpl, struct rtattr **tb, |