Re: [PATCH] vasnprintf: fix potential use after free

[Paul Eggert]

On 12/08/2014 07:24 AM, Eric Blake wrote:
> > It might make sense to have a variant of 'free' that preserves errno,
> > >but we should probably give the variant a different name.  'noerr_free',
> > >say.
> I'm not sure a variant is needed; if we can get glibc to guarantee the
> POSIX proposal now, then we would merely be guaranteeing sane behavior
> on all platforms.

Yes, that sounds right.