public inbox for linux-crypto@vger.kernel.org
 help / color / mirror / Atom feed
From: Eric Biggers <ebiggers@kernel.org>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: linux-crypto@vger.kernel.org, herbert@gondor.apana.org.au,
	syzbot+12cf5fbfdeba210a89dd@syzkaller.appspotmail.com
Subject: Re: [PATCH v2] crypto: api - check for ERR pointers in crypto_destroy_tfm()
Date: Tue, 2 Mar 2021 09:39:27 -0800	[thread overview]
Message-ID: <YD54T+WRkGIrpuTM@sol.localdomain> (raw)
In-Reply-To: <20210302075530.29315-1-ardb@kernel.org>

On Tue, Mar 02, 2021 at 08:55:30AM +0100, Ard Biesheuvel wrote:
> diff --git a/include/crypto/hash.h b/include/crypto/hash.h
> index 13f8a6a54ca8..f065dbe2205c 100644
> --- a/include/crypto/hash.h
> +++ b/include/crypto/hash.h
> @@ -281,6 +281,8 @@ static inline struct crypto_tfm *crypto_ahash_tfm(struct crypto_ahash *tfm)
>  /**
>   * crypto_free_ahash() - zeroize and free the ahash handle
>   * @tfm: cipher handle to be freed
> + *
> + * If @tfm is a NULL or error pointer, this function does nothing.
>   */
>  static inline void crypto_free_ahash(struct crypto_ahash *tfm)
>  {

You missed crypto_free_shash().

Otherwise this looks good, feel free to add:

Reviewed-by: Eric Biggers <ebiggers@google.com>

- Eric

      reply	other threads:[~2021-03-03  1:43 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-02  7:55 [PATCH v2] crypto: api - check for ERR pointers in crypto_destroy_tfm() Ard Biesheuvel
2021-03-02 17:39 ` Eric Biggers [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YD54T+WRkGIrpuTM@sol.localdomain \
    --to=ebiggers@kernel.org \
    --cc=ardb@kernel.org \
    --cc=herbert@gondor.apana.org.au \
    --cc=linux-crypto@vger.kernel.org \
    --cc=syzbot+12cf5fbfdeba210a89dd@syzkaller.appspotmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox