From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 28 Jun 2013 11:05:06 +0000 (+0200)
Subject: safe_list: add missing null pointer check in safe_list_del()
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Flibubox.git;a=commitdiff_plain;h=316e3fb6c28ab3a2244d059fc3b9429df8cc9f0a;ds=inline

safe_list: add missing null pointer check in safe_list_del()

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---

diff --git a/safe_list.c b/safe_list.c
index d9f211f..f26b4dd 100644
--- a/safe_list.c
+++ b/safe_list.c
@@ -108,7 +108,8 @@ void safe_list_del(struct safe_list *list)
 	next->i = list->i;
 	list->i->head = &next->i;
 	*tail = next_i;
-	next_i->head = tail;
+	if (next_i)
+		next_i->head = tail;
 
 	list->i = NULL;
 }