From: Boyuan Yang <byang@debian.org>
Date: Fri, 23 Aug 2024 13:37:41 -0400
Subject: Fix Werror=return-mismatch

Patch from https://gitlab.archlinux.org/archlinux/packaging/packages/notify-osd/-/issues/1
---
 src/bubble-window.c | 4 ++--
 src/display.c       | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/bubble-window.c b/src/bubble-window.c
index 0622d22..4833be0 100644
--- a/src/bubble-window.c
+++ b/src/bubble-window.c
@@ -78,8 +78,8 @@ bubble_window_get_accessible (GtkWidget *widget)
     {
       AtkObjectFactory *factory = NULL;
       AtkRegistry *registry = NULL;
-      GType derived_type = NULL;
-      GType derived_atk_type = NULL;
+      GType derived_type = G_TYPE_NONE;
+      GType derived_atk_type = G_TYPE_NONE;
 
       /*
        * Figure out whether accessibility is enabled by looking at the
diff --git a/src/display.c b/src/display.c
index 8defd82..85aa3e6 100644
--- a/src/display.c
+++ b/src/display.c
@@ -288,7 +288,7 @@ stack_layout (Stack* self)
 	gint       y      = 0;
 	gint       x      = 0;
 
-	g_return_if_fail (self != NULL);
+	g_return_val_if_fail (self != NULL, FALSE);
 
 	bubble = stack_select_next_to_display (self);
 	if (bubble == NULL)
