From: Eric Biggers <ebiggers3@gmail.com>
To: Mimi Zohar <zohar@linux.vnet.ibm.com>
Cc: keyrings@vger.kernel.org, David Howells <dhowells@redhat.com>,
Andy Lutomirski <luto@kernel.org>,
Herbert Xu <herbert@gondor.apana.org.au>,
Eric Biggers <ebiggers@google.com>,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] KEYS: encrypted: avoid encrypting/decrypting stack buffers
Date: Mon, 3 Apr 2017 11:21:57 -0700 [thread overview]
Message-ID: <20170403182157.GC72831@gmail.com> (raw)
In-Reply-To: <1491234942.2928.10.camel@linux.vnet.ibm.com>
On Mon, Apr 03, 2017 at 11:55:42AM -0400, Mimi Zohar wrote:
>
> This patch removes calculating the "padlen". �Will this change break
> other use cases?
>
No, the number of bytes being encrypted is still 'encrypted_datalen' which is
passed to skcipher_request_set_crypt(). It's okay if the input scatterlist is
longer than that; only the first 'encrypted_datalen' bytes will be used.
- Eric
next prev parent reply other threads:[~2017-04-03 18:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-01 19:17 [PATCH] KEYS: encrypted: avoid encrypting/decrypting stack buffers Eric Biggers
2017-04-02 2:23 ` Mimi Zohar
2017-04-02 3:33 ` Eric Biggers
2017-04-03 15:55 ` Mimi Zohar
2017-04-03 18:21 ` Eric Biggers [this message]
2017-04-03 15:44 ` David Howells
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