X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=lib%2Fplugin-system%2Fsink.c;fp=lib%2Fplugin-system%2Fsink.c;h=f49f93cce36a5399669a1ad0f28d1228bc0b2fb7;hb=4f0a761c27e537b7729430a7e59743676ed99bc7;hp=0ee51604ee1e9728769637853feed20c151d9fda;hpb=d631a9e735380820364ff373f2d40eb12feac19c;p=babeltrace.git

diff --git a/lib/plugin-system/sink.c b/lib/plugin-system/sink.c
index 0ee51604..f49f93cc 100644
--- a/lib/plugin-system/sink.c
+++ b/lib/plugin-system/sink.c
@@ -39,6 +39,21 @@ enum bt_component_status bt_component_sink_validate(
 	enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
 	struct bt_component_sink *sink;
 
+	if (!component) {
+		ret = BT_COMPONENT_STATUS_INVALID;
+		goto end;
+	}
+
+	if (!component->class) {
+		ret = BT_COMPONENT_STATUS_INVALID;
+		goto end;
+	}
+
+	if (component->class->type != BT_COMPONENT_TYPE_SINK) {
+		ret = BT_COMPONENT_STATUS_INVALID;
+		goto end;
+	}
+
 	sink = container_of(component, struct bt_component_sink, parent);
 	if (!sink->consume) {
 		printf_error("Invalid sink component; no notification consumption callback defined.");