diff --git a/src/modules/module-echo-cancel.c b/src/modules/module-echo-cancel.c
index 095b948f1..3a72b581c 100644
--- a/src/modules/module-echo-cancel.c
+++ b/src/modules/module-echo-cancel.c
@@ -1644,6 +1644,7 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 	}
 
 	pw_properties_free(props);
+	props = NULL;
 
 	pw_proxy_add_listener((struct pw_proxy*)impl->core,
 			&impl->core_proxy_listener,
@@ -1652,7 +1653,8 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 			&impl->core_listener,
 			&core_events, impl);
 
-	setup_streams(impl);
+	if ((res = setup_streams(impl)) < 0)
+		goto error;
 
 	pw_impl_module_add_listener(module, &impl->module_listener, &module_events, impl);
 
diff --git a/src/modules/module-example-filter.c b/src/modules/module-example-filter.c
index 8c3d8bde5..89ae782a7 100644
--- a/src/modules/module-example-filter.c
+++ b/src/modules/module-example-filter.c
@@ -623,6 +623,7 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 	}
 
 	pw_properties_free(props);
+	props = NULL;
 
 	pw_proxy_add_listener((struct pw_proxy*)impl->core,
 			&impl->core_proxy_listener,
@@ -631,7 +632,8 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 			&impl->core_listener,
 			&core_events, impl);
 
-	setup_streams(impl);
+	if ((res = setup_streams(impl)) < 0)
+		goto error;
 
 	pw_impl_module_add_listener(module, &impl->module_listener, &module_events, impl);
 
diff --git a/src/modules/module-filter-chain.c b/src/modules/module-filter-chain.c
index 5b1ab1c05..b9f70b0ca 100644
--- a/src/modules/module-filter-chain.c
+++ b/src/modules/module-filter-chain.c
@@ -2191,7 +2191,8 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 			&impl->core_listener,
 			&core_events, impl);
 
-	setup_streams(impl);
+	if ((res = setup_streams(impl)) < 0)
+		goto error;
 
 	pw_impl_module_add_listener(module, &impl->module_listener, &module_events, impl);