Re: [Xen-devel] [PATCH 02/13] xen: fix error handling path if xen_allocate_irq_dynamic fails

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Fri, 2013-02-01 at 11:26 +0000, Ian Campbell wrote:
> On Thu, 2013-01-31 at 14:46 +0000, Wei Liu wrote:
> > It is possible that the call to xen_allocate_irq_dynamic() returns negative
> > number other than -1.
> 
> Hopefully this means it always returns -ERRNO, rather than a mixture of
> -ERRNO and literal -1?
> 
> Ian.
> 

Yes, xen_allocate_irq_dynamic() ultimately calls __irq_alloc_descs()
which returns -ERRNO.

Wei.


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