From f36f32a0e05b4af290862b9d0ec685f6d095786f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonas=20=C3=85dahl?= <jadahl@gmail.com>
Date: Tue, 12 Jun 2012 23:57:32 +0200
Subject: [PATCH] wayland-util: wl_list_insert_list() should accept empty lists
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
---
 src/wayland-util.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/wayland-util.c b/src/wayland-util.c
index eac7801c..107b6dbb 100644
--- a/src/wayland-util.c
+++ b/src/wayland-util.c
@@ -79,6 +79,9 @@ wl_list_empty(struct wl_list *list)
 WL_EXPORT void
 wl_list_insert_list(struct wl_list *list, struct wl_list *other)
 {
+	if (wl_list_empty(other))
+		return;
+
 	other->next->prev = list;
 	other->prev->next = list->next;
 	list->next->prev = other->prev;