slaves = pa_modargs_get_value(ma, "slaves", NULL);
u->automatic = !slaves;
- ss = m->core->default_sample_spec;
+ ss = m->core->default_sample_spec;
+ map = m->core->default_channel_map;
if ((pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0)) {
pa_log("Invalid sample specification.");
goto fail;