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netfilter: ipv6: nf_defrag: constify nf_hook_ops

Message ID 02532da07efae2110ccf47724ee5670533fa3d60.1503743910.git.arvind.yadav.cs@gmail.com
State Not Applicable
Delegated to: Pablo Neira
Headers show

Commit Message

Arvind Yadav Aug. 26, 2017, 10:42 a.m. UTC
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@gmail.com>
---
 net/ipv6/netfilter/nf_defrag_ipv6_hooks.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c
index ada60d1..b326da5 100644
--- a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c
+++ b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c
@@ -74,7 +74,7 @@  static unsigned int ipv6_defrag(void *priv,
 	return err == 0 ? NF_ACCEPT : NF_DROP;
 }
 
-static struct nf_hook_ops ipv6_defrag_ops[] = {
+static const struct nf_hook_ops ipv6_defrag_ops[] = {
 	{
 		.hook		= ipv6_defrag,
 		.pf		= NFPROTO_IPV6,