Re: [Qemu-devel] [PATCH v2 3/4] tests: add QMP input visitor test for unions with no discriminator

[Michael Roth <mdroth@linux.vnet.ibm.com>]

Quoting Eric Blake (2014-09-17 17:33:36)
> On 09/17/2014 03:32 PM, Michael Roth wrote:
> > This more of an exercise of the dealloc visitor, where it may
> 
> s/This more/This is more/
> 
> > erroneously use an uninitialized discriminator field as indication
> > that union fields corresponding to that discriminator field/type are
> > present, which can lead to attempts to free random chunks of heap
> > memory.
> > 
> > Cc: qemu-stable@nongnu.org
> > Reviewed-by: Eric Blake <eblake@redhat.com>
> > Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
> > Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
> > ---
> >  tests/qapi-schema/qapi-schema-test.json | 10 ++++++++++
> >  tests/qapi-schema/qapi-schema-test.out  |  3 +++
> >  tests/test-qmp-input-strict.c           | 17 +++++++++++++++++
> >  3 files changed, 30 insertions(+)
> > 
> 
> R-b still stands.

Thanks, will send a v3 in a moment just to keep things clean.

> 
> -- 
> Eric Blake   eblake redhat com    +1-919-301-3266
> Libvirt virtualization library http://libvirt.org