diff options
Diffstat (limited to 'Modules/socketmodule.c')
| -rw-r--r-- | Modules/socketmodule.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c index b44e9b8..7fa8264 100644 --- a/Modules/socketmodule.c +++ b/Modules/socketmodule.c @@ -1894,6 +1894,7 @@ PySocket_gethostbyname_ex(PyObject *self, PyObject *args) char *name; struct hostent *h; struct sockaddr_storage addr; + struct sockaddr *sa; PyObject *ret; #ifdef HAVE_GETHOSTBYNAME_R struct hostent hp_allocated; @@ -1931,7 +1932,10 @@ PySocket_gethostbyname_ex(PyObject *self, PyObject *args) h = gethostbyname(name); #endif /* HAVE_GETHOSTBYNAME_R */ Py_END_ALLOW_THREADS - ret = gethost_common(h, (struct sockaddr *)&addr, sizeof(addr), addr.ss_family); + /* Some C libraries would require addr.__ss_family instead of addr.ss_family. + Therefore, we cast the sockaddr_storage into sockaddr to access sa_family. */ + sa = (struct sockaddr*)&addr; + ret = gethost_common(h, (struct sockaddr *)&addr, sizeof(addr), sa->sa_family); #ifdef USE_GETHOSTBYNAME_LOCK PyThread_release_lock(gethostbyname_lock); #endif |