Fix some memory leaks.

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@5451 a436a847-0d15-0410-975c-d299462d15a1

3 files changed, 12 insertions, 1 deletions

diff --git a/src/server/BlockFactory.cpp b/src/server/BlockFactory.cpp
index 76bc5f4b..c492d117 100644
--- a/src/server/BlockFactory.cpp
+++ b/src/server/BlockFactory.cpp
@@ -150,6 +150,7 @@ BlockFactory::load_lv2_plugins()
 				break;
 			}
 		}
+		lilv_nodes_free(features);
 		if (!supported) {
 			continue;
 		}
diff --git a/src/server/LV2Block.cpp b/src/server/LV2Block.cpp
index ab46e069..952b1d7e 100644
--- a/src/server/LV2Block.cpp
+++ b/src/server/LV2Block.cpp
@@ -165,6 +165,8 @@ LV2Block::prepare_poly(BufferFactory& bufs, uint32_t poly)
 	for (uint32_t i = _polyphony; i < _prepared_instances->size(); ++i) {
 		SPtr<LilvInstance> inst = make_instance(bufs.uris(), rate, i, true);
 		if (!inst) {
+			delete _prepared_instances;
+			_prepared_instances = NULL;
 			return false;
 		}
 
diff --git a/src/server/PostProcessor.cpp b/src/server/PostProcessor.cpp
index b16aca2a..1ba17450 100644
--- a/src/server/PostProcessor.cpp
+++ b/src/server/PostProcessor.cpp
@@ -45,6 +45,14 @@ PostProcessor::PostProcessor(Engine& engine)
 
 PostProcessor::~PostProcessor()
 {
+	/* Delete any straggler events (usually at least one since the event list
+	   is never completely emptied by process()). */
+	Event* e = _head;
+	while (e) {
+		Event* const next = e->next();
+		delete e;
+		e = next;
+	}
 }
 
 void
@@ -74,7 +82,7 @@ PostProcessor::process()
 	   would cause a race with append.  Instead, head is an already
 	   post-processed node, or initially a sentinel. */
 	Event* ev   = _head.load();
-	Event* next = (Event*)ev->next();
+	Event* next = ev->next();
 	if (!next || next->time() >= end_time) {
 		// Process audio thread notifications until end
 		_engine.process_context().emit_notifications(end_time);