From: Arun Raghavan <git@xxxxxxxxxxxxxxxx>
If we don't do this, autoloading a filter module on top of the null sink
results in an infinite loop of:
1. Load null sink since there are no real sinks
2. Load filter sink when a stream wants it
3. We have a (filter) sink, unload null sink
4. Goto 1
---
src/modules/module-always-sink.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/modules/module-always-sink.c b/src/modules/module-always-sink.c
index a5f6bb3..b5721bf 100644
--- a/src/modules/module-always-sink.c
+++ b/src/modules/module-always-sink.c
@@ -114,6 +114,10 @@ static pa_hook_result_t put_hook_callback(pa_core *c, pa_sink *sink, void* userd
if (sink->module && sink->module->index == u->null_module)
return PA_HOOK_OK;
+ /* We don't count filter sinks since they need a real sink */
+ if (pa_sink_is_filter(sink))
+ return PA_HOOK_OK;
+
pa_log_info("A new sink has been discovered. Unloading null-sink.");
pa_module_unload_request_by_index(c, u->null_module, true);
--
2.4.2
