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crypto: ahash - Fix infinite recursion in ahash_def_finup

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Invoke the final function directly in the default finup implementation
since crypto_ahash_final is now just a wrapper around finup.

Reported-by: Eric Biggers <ebiggers@kernel.org>
Fixes: 9d7a0ab1c7 ("crypto: ahash - Handle partial blocks in API")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2025-06-16 12:09:17 +08:00
parent ac90aad0e9
commit df29f60369
1 changed files with 3 additions and 1 deletions
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4
crypto/ahash.c
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@ -600,12 +600,14 @@ static void ahash_def_finup_done2(void *data, int err)
static int ahash_def_finup_finish1(struct ahash_request *req, int err)
{
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
if (err)
goto out;
req->base.complete = ahash_def_finup_done2;
err = crypto_ahash_final(req);
err = crypto_ahash_alg(tfm)->final(req);
if (err == -EINPROGRESS || err == -EBUSY)
return err;