linux-kernel - Re: [PATCH] fib-trie: code cleanup (v2)

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Message-ID: <20091208193232.GE1653@Krystal>
Date:	Tue, 8 Dec 2009 14:32:32 -0500
From:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
To:	Stephen Hemminger <shemminger@...ux-foundation.org>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Robert Olsson <robert.olsson@....uu.se>,
	Jens Laas <jens.laas@...a.slu.se>,
	Hans Liss <hans.liss@....uu.se>,
	"Paul E. McKenney" <paulmck@...ibm.com>,
	Patrick McHardy <kaber@...sh.net>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fib-trie: code cleanup (v2)

* Stephen Hemminger (shemminger@...ux-foundation.org) wrote:
> On Tue, 8 Dec 2009 14:25:09 -0500
> Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> wrote:
> 
> > * Stephen Hemminger (shemminger@...ux-foundation.org) wrote:
> > > On Tue, 8 Dec 2009 13:48:39 -0500
> > > Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> wrote:
> > > 
> > > >  	/* use cache location of last found key */
> > > > -	if (iter->pos > 0 && pos >= iter->pos && (l = fib_find_node(t, iter->key)))
> > > > -		pos -= iter->pos;
> > > > +	if (iter->pos > 0 && pos >= iter->pos)
> > > > +		l = fib_find_node(t, iter->key);
> > > > +		if (l)
> > > > +			pos -= iter->pos;
> > > >  	else {
> > > 
> > > Missing bracket's here change the semantics.  
> > 
> > Ouch, yes. thanks.
> > 
> > 
> 
> The original code works and was clean enough, to split the assignment
> out would require duplicate code.

Yes, this is what I am figuring out at the moment. I'll leave it as is.

Mathieu

> 
> -- 

-- 
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
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