From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Monjalon <thomas.monjalon@6wind.com>
Subject: Re: [PATCH v8 4/9] eal/bus: support for scanning of bus
Date: Wed, 18 Jan 2017 08:32:49 +0100
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2017-01-18 05:15, Shreyansh Jain:
> > > + *
> > > + * @return
> > > + *     0 for successful scan
> > > + *     !0 (<0) for unsuccessful scan with error value
> > 
> > What do you mean with !0 (<0) ?
> > I guess <0 is enough.
> > 
>  
> Only to highlight that only '-ve' values would be returned. I will change it to !0 only.

What is -ve?
Why not specifying <0 if errors are always negative?