linux-kernel - [PATCH] netfilter: ipv4: nf_defrag: constify nf_hook

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:   Sat, 26 Aug 2017 16:11:04 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     pablo@...filter.org, kadlec@...ckhole.kfki.hu, fw@...len.de,
        davem@...emloft.net, kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org
Cc:     linux-kernel@...r.kernel.org, coreteam@...filter.org,
        netfilter-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH] netfilter: ipv4: nf_defrag: constify nf_hook_ops

nf_hook_ops are not supposed to change at runtime. nf_register_net_hooks
and nf_unregister_net_hooks are working with const nf_hook_ops.
So mark the non-const nf_hook_ops structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 net/ipv4/netfilter/nf_defrag_ipv4.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c
index 346bf7c..37fe1616 100644
--- a/net/ipv4/netfilter/nf_defrag_ipv4.c
+++ b/net/ipv4/netfilter/nf_defrag_ipv4.c
@@ -90,7 +90,7 @@ static unsigned int ipv4_conntrack_defrag(void *priv,
 	return NF_ACCEPT;
 }
 
-static struct nf_hook_ops ipv4_defrag_ops[] = {
+static const struct nf_hook_ops ipv4_defrag_ops[] = {
 	{
 		.hook		= ipv4_conntrack_defrag,
 		.pf		= NFPROTO_IPV4,
-- 
2.7.4