"Parse" "arguments" to get_servername
diff --git a/OpenSSL/ssl/connection.c b/OpenSSL/ssl/connection.c
index 68dbe7e..9e9794b 100755
--- a/OpenSSL/ssl/connection.c
+++ b/OpenSSL/ssl/connection.c
@@ -313,7 +313,9 @@
     int type = TLSEXT_NAMETYPE_host_name;
     const char *name;
 
-    /* XXX Argument parsing */
+    if (!PyArg_ParseTuple(args, ":get_servername")) {
+        return NULL;
+    }
 
     name = SSL_get_servername(self->ssl, type);