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authorFlorian Westphal <fw@strlen.de>2017-08-12 00:57:08 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2017-08-24 18:52:33 +0200
commitb3480fe059ac9121b5714205b4ddae14b59ef4be (patch)
treefb417ab4fcac08d57e94833257a35683287070f6 /net/netfilter/nf_conntrack_core.c
parentea48cc83cf612fddb4e8868369348b9f936cfedb (diff)
downloadlinux-b3480fe059ac9121b5714205b4ddae14b59ef4be.tar.gz
netfilter: conntrack: make protocol tracker pointers const
Doesn't change generated code, but will make it easier to eventually make the actual trackers themselvers const. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nf_conntrack_core.c')
-rw-r--r--net/netfilter/nf_conntrack_core.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index f2f00eaf217da..c23df7c9cd598 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -250,8 +250,8 @@ bool nf_ct_get_tuplepr(const struct sk_buff *skb, unsigned int nhoff,
u_int16_t l3num,
struct net *net, struct nf_conntrack_tuple *tuple)
{
- struct nf_conntrack_l3proto *l3proto;
- struct nf_conntrack_l4proto *l4proto;
+ const struct nf_conntrack_l3proto *l3proto;
+ const struct nf_conntrack_l4proto *l4proto;
unsigned int protoff;
u_int8_t protonum;
int ret;
@@ -400,7 +400,7 @@ static void
destroy_conntrack(struct nf_conntrack *nfct)
{
struct nf_conn *ct = (struct nf_conn *)nfct;
- struct nf_conntrack_l4proto *l4proto;
+ const struct nf_conntrack_l4proto *l4proto;
pr_debug("destroy_conntrack(%p)\n", ct);
NF_CT_ASSERT(atomic_read(&nfct->use) == 0);
@@ -694,7 +694,7 @@ static int nf_ct_resolve_clash(struct net *net, struct sk_buff *skb,
{
/* This is the conntrack entry already in hashes that won race. */
struct nf_conn *ct = nf_ct_tuplehash_to_ctrack(h);
- struct nf_conntrack_l4proto *l4proto;
+ const struct nf_conntrack_l4proto *l4proto;
l4proto = __nf_ct_l4proto_find(nf_ct_l3num(ct), nf_ct_protonum(ct));
if (l4proto->allow_clash &&
@@ -1344,10 +1344,10 @@ unsigned int
nf_conntrack_in(struct net *net, u_int8_t pf, unsigned int hooknum,
struct sk_buff *skb)
{
+ const struct nf_conntrack_l3proto *l3proto;
+ const struct nf_conntrack_l4proto *l4proto;
struct nf_conn *ct, *tmpl;
enum ip_conntrack_info ctinfo;
- struct nf_conntrack_l3proto *l3proto;
- struct nf_conntrack_l4proto *l4proto;
unsigned int *timeouts;
unsigned int dataoff;
u_int8_t protonum;