netdev - Re: [RFC] possible bug in inet->opt handling

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Message-ID: <20110415171715.GA5648@gondor.apana.org.au>
Date:	Sat, 16 Apr 2011 01:17:15 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>, netdev <netdev@...r.kernel.org>
Subject: Re: [RFC] possible bug in inet->opt handling

On Fri, Apr 15, 2011 at 05:39:54PM +0200, Eric Dumazet wrote:
>
> My plan is to add RCU protection on inet->opt, unless someone has better
> idea ?

inet->opt is rarely non-NULL.  So perhaps just throw some locks
around the memcpy.

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
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