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crypto: hash - Fix async import on shash algorithm

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The function shash_async_import did not initialise the descriptor
correctly prior to calling the underlying shash import function.

This patch adds the required initialisation.

Reported-by: Miloslav Trmac <mitr@redhat.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu
2010-11-04 13:00:22 -05:00
parent 81280572ca
commit 90246e79af
1 changed files with 7 additions and 1 deletions
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8
crypto/shash.c
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@@ -310,7 +310,13 @@ static int shash_async_export(struct ahash_request *req, void *out)
static int shash_async_import(struct ahash_request *req, const void *in) static int shash_async_import(struct ahash_request *req, const void *in)
{ {
return crypto_shash_import(ahash_request_ctx(req), in); struct crypto_shash **ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req));
struct shash_desc *desc = ahash_request_ctx(req);
desc->tfm = *ctx;
desc->flags = req->base.flags;
return crypto_shash_import(desc, in);
} }
static void crypto_exit_shash_ops_async(struct crypto_tfm *tfm) static void crypto_exit_shash_ops_async(struct crypto_tfm *tfm)