From 5423f876fbd2f200b0583143469723739f8a297f Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Mon, 24 Apr 2006 15:28:56 +0000
Subject: Don't bother poisoning lists; it costs code size.

---
 src/include/gpxe/list.h | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

(limited to 'src/include/gpxe/list.h')

diff --git a/src/include/gpxe/list.h b/src/include/gpxe/list.h
index 7a951a00..7c6042b2 100644
--- a/src/include/gpxe/list.h
+++ b/src/include/gpxe/list.h
@@ -1,5 +1,5 @@
-#ifndef _LIST_H
-#define _LIST_H
+#ifndef _GPXE_LIST_H
+#define _GPXE_LIST_H
 
 /** @file
  *
@@ -11,14 +11,6 @@
 
 #include <stddef.h>
 
-/*
- * These are non-NULL pointers that will result in page faults
- * under normal circumstances, used to verify that nobody uses
- * non-initialized list entries.
- */
-#define LIST_POISON1 ( ( void * ) 0x00100100 )
-#define LIST_POISON2 ( ( void * ) 0x00200200 )
-
 /*
  * Simple doubly linked list implementation.
  *
@@ -108,8 +100,6 @@ static inline void __list_del ( struct list_head * prev,
  */
 static inline void list_del ( struct list_head *entry ) {
 	__list_del ( entry->prev, entry->next );
-	entry->next = LIST_POISON1;
-	entry->prev = LIST_POISON2;
 }
 
 /**
@@ -152,4 +142,4 @@ static inline int list_empty ( const struct list_head *head ) {
 	      &pos->member != (head);					      \
 	      pos = list_entry ( pos->member.next, typeof ( *pos ), member ) )
 
-#endif /* _LIST_H */
+#endif /* _GPXE_LIST_H */
-- 
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