Re: [PATCH 2/3] netfilter: nf_tables: limit maximum number of elements

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On Sun, Jan 05, 2014 at 09:51:02PM +0000, Patrick McHardy wrote:
> On Sun, Jan 05, 2014 at 10:18:47PM +0100, Pablo Neira Ayuso wrote:
> > This patch adds a limit to the maximum number of elements that
> > belong to a set. It also adds a new field to count the current
> > number of elements, so in case that limit is reached, we hit
> > -ENOSPC.
> > 
> > This patch also adds two new attributes: NFTA_SET_MAXELEMS to
> > set and to indicate the current limit and NFTA_SET_NUMELEMS
> > to export the current number of set elements.
> 
> This affects the API, I'm really opposed to make any temporary
> fixes, but any temporary fix affecting the API is a complete
> no go IMO.

We need to limit elements in a set. I think it's not good that you can
add an unlimited number of sets, right?

This patch is independent of 1/3, which can be discarded. But 3/3
relies on it.
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