netdev - [PATCH][net-next] net: remove BUG_ON from __pskb_pull

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 12 Nov 2018 17:26:13 +0800
From:   Li RongQing <lirongqing@...du.com>
To:     netdev@...r.kernel.org
Subject: [PATCH][net-next] net: remove BUG_ON from __pskb_pull_tail

if list is NULL pointer, and the following access of list
will trigger panic, which is same as BUG_ON

Signed-off-by: Li RongQing <lirongqing@...du.com>
---
 net/core/skbuff.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 396fcb3baad0..cd668b52f96f 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1925,7 +1925,6 @@ void *__pskb_pull_tail(struct sk_buff *skb, int delta)
 		struct sk_buff *insp = NULL;
 
 		do {
-			BUG_ON(!list);
 
 			if (list->len <= eat) {
 				/* Eaten as whole. */
-- 
2.16.2