Re: [Xen-devel] [PATCH RFC V2 05/10] libxl_json: introduce parser functions for builtin types

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2014-04-23 at 11:19 +0100, Wei Liu wrote:
> On Wed, Apr 23, 2014 at 11:12:54AM +0100, Ian Campbell wrote:
> > On Wed, 2014-04-23 at 11:01 +0100, Wei Liu wrote:
> > 
> > > The aformentioned "calloc" falls into #1 but not this one.
> > > 
> > > My comment is a bit confusing. The comment here actually refers to all
> > > the malloc'ed memory in the loop, which will be freed by
> > > libxl_cpuid_dispose.
> > 
> > You mean when the caller eventually gets rid of the result, or the error
> > path here does it?
> > 
> 
> The former. Caller will regardlessly call dispose_fn of a type, wouldn't
> it?

Hrm, I'm not sure what we expect the caller to do with the output of a
failed operation. I think I would expect that the failing operation
would clean up any partial result. Ian?

It might be worth having a poke around and seeing what other libxl
functions do under these circumstances.

Ian.


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