Commit 0bd22235 authored by Ard Biesheuvel's avatar Ard Biesheuvel Committed by Herbert Xu
Browse files

crypto: cryptd - initialize child shash_desc on import



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()

Cc: stable@vger.kernel.org
Signed-off-by: default avatarArd Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 8b18e235
...@@ -631,9 +631,14 @@ static int cryptd_hash_export(struct ahash_request *req, void *out) ...@@ -631,9 +631,14 @@ static int cryptd_hash_export(struct ahash_request *req, void *out)
static int cryptd_hash_import(struct ahash_request *req, const void *in) 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, static int cryptd_create_hash(struct crypto_template *tmpl, struct rtattr **tb,
......
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