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-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c14
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c8
2 files changed, 12 insertions, 10 deletions
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index ac3d61d8026..a65b845c5f1 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -27,7 +27,8 @@
static int ipv4_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff,
struct nf_conntrack_tuple *tuple)
{
- __be32 _addrs[2], *ap;
+ const __be32 *ap;
+ __be32 _addrs[2];
ap = skb_header_pointer(skb, nhoff + offsetof(struct iphdr, saddr),
sizeof(u_int32_t) * 2, _addrs);
if (ap == NULL)
@@ -76,7 +77,8 @@ static int nf_ct_ipv4_gather_frags(struct sk_buff *skb, u_int32_t user)
static int ipv4_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
unsigned int *dataoff, u_int8_t *protonum)
{
- struct iphdr _iph, *iph;
+ const struct iphdr *iph;
+ struct iphdr _iph;
iph = skb_header_pointer(skb, nhoff, sizeof(_iph), &_iph);
if (iph == NULL)
@@ -111,8 +113,8 @@ static unsigned int ipv4_conntrack_help(unsigned int hooknum,
{
struct nf_conn *ct;
enum ip_conntrack_info ctinfo;
- struct nf_conn_help *help;
- struct nf_conntrack_helper *helper;
+ const struct nf_conn_help *help;
+ const struct nf_conntrack_helper *helper;
/* This is where we call the helper: as the packet goes out. */
ct = nf_ct_get(skb, &ctinfo);
@@ -299,8 +301,8 @@ static ctl_table ip_ct_sysctl_table[] = {
static int
getorigdst(struct sock *sk, int optval, void __user *user, int *len)
{
- struct inet_sock *inet = inet_sk(sk);
- struct nf_conntrack_tuple_hash *h;
+ const struct inet_sock *inet = inet_sk(sk);
+ const struct nf_conntrack_tuple_hash *h;
struct nf_conntrack_tuple tuple;
NF_CT_TUPLE_U_BLANK(&tuple);
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
index 0ee87edbd28..089252e82c0 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
@@ -98,8 +98,8 @@ static int ct_seq_show(struct seq_file *s, void *v)
{
const struct nf_conntrack_tuple_hash *hash = v;
const struct nf_conn *ct = nf_ct_tuplehash_to_ctrack(hash);
- struct nf_conntrack_l3proto *l3proto;
- struct nf_conntrack_l4proto *l4proto;
+ const struct nf_conntrack_l3proto *l3proto;
+ const struct nf_conntrack_l4proto *l4proto;
NF_CT_ASSERT(ct);
@@ -251,7 +251,7 @@ static void exp_seq_stop(struct seq_file *seq, void *v)
static int exp_seq_show(struct seq_file *s, void *v)
{
struct nf_conntrack_expect *exp;
- struct hlist_node *n = v;
+ const struct hlist_node *n = v;
exp = hlist_entry(n, struct nf_conntrack_expect, hnode);
@@ -332,7 +332,7 @@ static void ct_cpu_seq_stop(struct seq_file *seq, void *v)
static int ct_cpu_seq_show(struct seq_file *seq, void *v)
{
unsigned int nr_conntracks = atomic_read(&nf_conntrack_count);
- struct ip_conntrack_stat *st = v;
+ const struct ip_conntrack_stat *st = v;
if (v == SEQ_START_TOKEN) {
seq_printf(seq, "entries searched found new invalid ignore delete delete_list insert insert_failed drop early_drop icmp_error expect_new expect_create expect_delete\n");