[libvirt] [PATCH 2/2] python: return error if PyObject obj is NULL for unwrapper helper functions

Michal Privoznik mprivozn at redhat.com
Thu Sep 27 13:51:07 UTC 2012


On 26.09.2012 19:33, Guannan Ren wrote:
> The result is indeterminate for NULL argument to python
> functions as follows. It's better to return negative value in
> these situations.
> 
> PyObject_IsTrue will segfault if the argument is NULL
> PyFloat_AsDouble(NULL) is -1.000000
> PyLong_AsUnsignedLongLong(NULL) is 0.000000
> ---
>  python/typewrappers.c | 43 +++++++++++++++++++++++++++++++++++++++++--
>  1 file changed, 41 insertions(+), 2 deletions(-)

ACK

Michal




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