From ef56e60ddf9e57bcdbe121206b79efaa5b7c8f5f Mon Sep 17 00:00:00 2001
From: oliskoli <oliskoli>
Date: Tue, 20 Feb 2007 21:02:10 +0000
Subject: [PATCH] Add some (safety) code for a consistent behaviour of queue
 pointers.

---
 queue.c | 2 ++
 waypt.c | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/queue.c b/queue.c
index 1c0b54d65..3e8181159 100644
--- a/queue.c
+++ b/queue.c
@@ -39,6 +39,8 @@ dequeue(queue *element)
 
 	next->prev = prev;
 	prev->next = next;
+	
+	QUEUE_INIT(element);
 	return element;
 }
 
diff --git a/waypt.c b/waypt.c
index 57985ed22..f58179c77 100644
--- a/waypt.c
+++ b/waypt.c
@@ -75,7 +75,7 @@ waypt_dupe(const waypoint *wpt)
 	 * It's important that this duplicated waypoint not appear
 	 * on the master Q.
 	 */
-	tmp->Q.next = tmp->Q.prev = NULL;
+	QUEUE_INIT(&tmp->Q);
 	tmp->fs = fs_chain_copy( wpt->fs );
 
 	return tmp;
@@ -145,6 +145,7 @@ waypt_new(void)
 	wpt->fix = fix_unknown;
 	wpt->sat = -1;
 
+	QUEUE_INIT(&wpt->Q);
 	return wpt;
 }
 
-- 
2.30.2