linux-kernel - Re: [PATCH] crypto: Make a few drivers depend on !VMAP

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Message-ID: <20161213034232.GD5601@gondor.apana.org.au>
Date:   Tue, 13 Dec 2016 11:42:32 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Andy Lutomirski <luto@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        Eric Biggers <ebiggers3@...il.com>,
        linux-crypto@...r.kernel.org, Stephan Mueller <smueller@...onox.de>
Subject: Re: [PATCH] crypto: Make a few drivers depend on !VMAP_STACK

On Mon, Dec 12, 2016 at 12:55:20PM -0800, Andy Lutomirski wrote:
> Eric Biggers found several crypto drivers that point scatterlists at
> the stack.  These drivers should never load on x86, but, for future
> safety, make them depend on !VMAP_STACK.
> 
> No -stable backport should be needed as no released kernel
> configuration should be affected.
> 
> Reported-by: Eric Biggers <ebiggers3@...il.com>
> Signed-off-by: Andy Lutomirski <luto@...nel.org>

Nack.  These drivers are all async and are never used with a
stack request.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt