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From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Eric Leblond <eric@regit.org>
Cc: Netfilter Devel <netfilter-devel@vger.kernel.org>,
	Patrick McHardy <kaber@trash.net>
Subject: Re: [nft PATCH] scanner: fix reading of really long line
Date: Wed, 3 Dec 2014 12:53:30 +0100	[thread overview]
Message-ID: <20141203115330.GA12030@salvia> (raw)
In-Reply-To: <E1XvRIr-00046W-Nj@ks28632.kimsufi.com>

On Mon, Dec 01, 2014 at 02:46:04PM +0100, Eric Leblond wrote:
> Hello,
> Le 1 déc. 2014 12:55, Pablo Neira Ayuso <pablo@netfilter.org> a écrit :
> >
> > On Sat, Nov 29, 2014 at 05:24:38PM +0100, Eric Leblond wrote: 
> > > Current code is causing a failure in adding a set containing 
> > > a really long list of elements. The failure occurs as soon as 
> > > the line is longer than flex read buffer. 
> > > 
> > > When a line is longer than scanner buffer size, the code in YY_INPUT 
> > > forces a rewind to the beginning of the string because it does not 
> > > find a end of line. The result is that the string is never parsed. 
> > > 
> > > This patch updates the code by rewinding till we found a space. 
> >
> > But the part that didn't fit in will be ignore, right? So the user 
> > will lose some elements in the set? 
> 
> This is not the case as there is a fseek below to rewind at the correct position. So next read get the data from the correct point.

OK. Applied, thanks.
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  reply	other threads:[~2014-12-03 11:51 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-01 13:46 [nft PATCH] scanner: fix reading of really long line Eric Leblond
2014-12-03 11:53 ` Pablo Neira Ayuso [this message]
  -- strict thread matches above, loose matches on Subject: below --
2014-11-29 16:24 Eric Leblond
2014-12-01 11:55 ` Pablo Neira Ayuso

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