[U-Boot] [PATCH] Prevent malloc with size 0

[Marek Vasut <marek.vasut@gmail.com>]

Dear Joakim Tjernlund,

> Marek Vasut <marek.vasut@gmail.com> wrote on 2012/04/01 16:01:56:
> > Dear Joakim Tjernlund,
> > 
> > > > Dear Mike Frysinger,
> > > > 
> > > > > On Thursday, October 21, 2010 17:10:31 Graeme Russ wrote:
> > > > > > On 22/10/10 06:51, Mike Frysinger wrote:
> > > > > > > have u-boot return an error.
> > > > > > 
> > > > > > Is NULL what you consider to be an error
> > > > > 
> > > > > yes
> > > > > 
> > > > > > Besides, is not free(NULL) valid (does nothing) as well?
> > > > > 
> > > > > yes, free(NULL) should work fine per POSIX
> > > > > -mike
> > > > 
> > > > Well then, this patch wasn't accepted yet and I consider it OK to
> > > > apply. Any objections?
> > > 
> > > There was a long debate on the list regarding this where I argued that
> > > malloc(0) should not be an error and malloc should return a ptr != NULL
> > > I guess that is why it hasn't been applied.
> > > 
> > >  Jocke
> > 
> > Ok, let's restart. Is there any objection why malloc(0) should not return
> > NULL in uboot?
> 
> Yes, read the thread to see why.

Well I did, that's why I have no objections to applying this patch

> > Is it coliding with any spec?
> 
> No, both are valid.
> 
>  Jocke

Best regards,
Marek Vasut