dovecot-2.0-sslstream: DLLIST_REMOVE(): Set removed item's prev/...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.0-sslstream/rev/16d40abb75b8
changeset: 10262:16d40abb75b8
user:      Timo Sirainen <tss at iki.fi>
date:      Thu Nov 05 19:47:18 2009 -0500
description:
DLLIST_REMOVE(): Set removed item's prev/next pointers to NULL.

diffstat:

1 file changed, 4 insertions(+), 1 deletion(-)
src/lib/llist.h |    5 ++++-

diffs (16 lines):

diff -r 32d007b5f41d -r 16d40abb75b8 src/lib/llist.h
--- a/src/lib/llist.h	Thu Nov 05 18:39:36 2009 -0500
+++ b/src/lib/llist.h	Thu Nov 05 19:47:18 2009 -0500
@@ -14,8 +14,11 @@
 		*(list) = (item)->next; \
 	else \
 		(item)->prev->next = (item)->next; \
-	if ((item)->next != NULL) \
+	if ((item)->next != NULL) { \
 		(item)->next->prev = (item)->prev; \
+		(item)->next = NULL; \
+	} \
+	(item)->prev = NULL; \
 	} STMT_END
 
 #endif