Re: [PATCH nft] expr: do not suppress OP_EQ when RHS is bitmask type

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On Fri, Apr 04, 2014 at 10:33:28AM +0200, Florian Westphal wrote:
> Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote:
> > On Mon, Mar 17, 2014 at 11:08:38PM +0100, Florian Westphal wrote:
> > > bitmask types default to flagcmp now, thus do not suppress OP_EQ.  Else,
> > > 
> > > rule filter output tcp flags syn
> > > rule filter output tcp flags == syn
> > > 
> > > are both displayed as 'flags syn'.
> > 
> > I believe that in other selectors:
> > 
> >         selector == value
> >         selector value
> > 
> > are equivalent.
> 
> Yes, thats true.
> 
> > I think it's not just that we have to fix the printing, but make it
> > consistent.
> 
> Not sure, this was changed recently, see
> 6bad82aba5d304c7a2dd1b19fe57464dca327f4a
> (evaluate: use flagcmp for single RHS bitmask expression).

That change is fine, I think we only have to fix tcp flags == syn to
make it equivalent to tcp flags syn. I don't find a good reason why
the should behave in a different way.
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