Re: [tip:perf/core] perf probe: Clean up probe_point_lazy_walker() return value

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Em Wed, Mar 16, 2011 at 08:59:17AM +0100, Peter Zijlstra escreveu:
> On Tue, 2011-03-15 at 23:18 +0000, tip-bot for Ingo Molnar wrote:
> 
> > perf probe: Clean up probe_point_lazy_walker() return value
> 
> > --- a/tools/perf/util/probe-finder.c
> > +++ b/tools/perf/util/probe-finder.c
> > @@ -1328,7 +1328,7 @@ static int probe_point_lazy_walker(const char *fname, int lineno,
> >  	 * Continue if no error, because the lazy pattern will match
> >  	 * to other lines
> >  	 */
> > -	return ret < 0 ?: 0;
> > +	return ret < 0 ? ret : 0;
> >  }
> 
> It is a slight change in semantics though, the return value will now be
> negative instead of 1. If its used as a boolean that's fine, but still.
> 
> I'd have changed it to:
> 
>   return ret < 0;
> 
> Which is identical to the previous statement.

Looks similar to the problem fixed in:

fbee632d0ca9f4073a3fefb9a843eac8af036b0f

for another function, I bet the intent in both cases was to return ret,
i.e. the negative value.

- Arnaldo
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