Move creation of dictionary to a point after error handling, when it is relatively certain that the function will succeed.

(cherry picked from commit 1820716a4bc018bb903b95bcf5d7cf83a5ebda9c)

alsaaudio.c

@@ -640,7 +640,7 @@ alsapcm_dumpinfo(alsapcm_t *self, PyObject *args)
 static PyObject *
 alsapcm_info(alsapcm_t *self, PyObject *args)
 {
-	PyObject *info = PyDict_New();
+	PyObject *info;
 	PyObject *value;
 
 	unsigned int val,val2;
@@ -659,6 +659,8 @@ alsapcm_info(alsapcm_t *self, PyObject *args)
 		return NULL;
 	}
 
+	info = PyDict_New();
+
 	value=PyUnicode_FromString(snd_pcm_name(self->handle));
 	PyDict_SetItemString(info,"name",value);
 	Py_DECREF(value);