linux-kernel - Re: [PATCH] Add IPv6 support to TCP SYN cookies

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Message-ID: <20080206091353.GA12927@2ka.mipt.ru>
Date:	Wed, 6 Feb 2008 12:13:53 +0300
From:	Evgeniy Polyakov <johnpol@....mipt.ru>
To:	Glenn Griffin <ggriffin.kernel@...il.com>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Andi Kleen <andi@...stfloor.org>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Add IPv6 support to TCP SYN cookies

On Tue, Feb 05, 2008 at 05:52:31PM -0800, Glenn Griffin (ggriffin.kernel@...il.com) wrote:
> +static u32 cookie_hash(struct in6_addr *saddr, struct in6_addr *daddr,
> +		       __be16 sport, __be16 dport, u32 count, int c)
> +{
> +	__u32 tmp[16 + 5 + SHA_WORKSPACE_WORDS];

This huge buffer should not be allocated on stack.


-- 
	Evgeniy Polyakov
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