diff options
Diffstat (limited to 'python-ethtool/etherinfo_obj.c')
| -rw-r--r-- | python-ethtool/etherinfo_obj.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/python-ethtool/etherinfo_obj.c b/python-ethtool/etherinfo_obj.c index f620157..cd7f2e3 100644 --- a/python-ethtool/etherinfo_obj.c +++ b/python-ethtool/etherinfo_obj.c @@ -104,7 +104,9 @@ PyObject *_ethtool_etherinfo_getter(PyEtherInfo *self, PyObject *attr_o) } } else if( strcmp(attr, "mac_address") == 0 ) { get_etherinfo_link(self); - Py_INCREF(self->hwaddress); + if( self->hwaddress ) { + Py_INCREF(self->hwaddress); + } return self->hwaddress; } else if( strcmp(attr, "ipv4_address") == 0 ) { addrlist = get_etherinfo_address(self, NLQRY_ADDR4); |