[NETFILTER]: nf_{conntrack,nat}_pptp: annotate PPtP helper with const
Signed-off-by: Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx>
Signed-off-by: Patrick McHardy <kaber@xxxxxxxxx>
---
commit 2f3c5e5beb62ae34c4edbb59dd62c9e6c0580c8c
tree e7cc57d12720d1d9966d61231f04fa2069bd4b3a
parent c53f4c232b76b97fcdffeef43aae14f3d698f974
author Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx> Wed, 30 Jan 2008 21:03:16 +0100
committer Patrick McHardy <kaber@xxxxxxxxx> Wed, 30 Jan 2008 21:03:16 +0100
include/linux/netfilter/nf_conntrack_pptp.h | 2 +-
net/ipv4/netfilter/nf_nat_pptp.c | 10 +++++-----
net/netfilter/nf_conntrack_pptp.c | 14 ++++++++------
3 files changed, 14 insertions(+), 12 deletions(-)
diff --git a/include/linux/netfilter/nf_conntrack_pptp.h b/include/linux/netfilter/nf_conntrack_pptp.h
index 2343549..3bbde0c 100644
--- a/include/linux/netfilter/nf_conntrack_pptp.h
+++ b/include/linux/netfilter/nf_conntrack_pptp.h
@@ -4,7 +4,7 @@
#include <linux/netfilter/nf_conntrack_common.h>
-extern const char *pptp_msg_name[];
+extern const char *const pptp_msg_name[];
/* state of the control session */
enum pptp_ctrlsess_state {
diff --git a/net/ipv4/netfilter/nf_nat_pptp.c b/net/ipv4/netfilter/nf_nat_pptp.c
index e63b944..3a1e6d6 100644
--- a/net/ipv4/netfilter/nf_nat_pptp.c
+++ b/net/ipv4/netfilter/nf_nat_pptp.c
@@ -40,11 +40,11 @@ MODULE_ALIAS("ip_nat_pptp");
static void pptp_nat_expected(struct nf_conn *ct,
struct nf_conntrack_expect *exp)
{
- struct nf_conn *master = ct->master;
+ const struct nf_conn *master = ct->master;
struct nf_conntrack_expect *other_exp;
struct nf_conntrack_tuple t;
- struct nf_ct_pptp_master *ct_pptp_info;
- struct nf_nat_pptp *nat_pptp_info;
+ const struct nf_ct_pptp_master *ct_pptp_info;
+ const struct nf_nat_pptp *nat_pptp_info;
struct nf_nat_range range;
ct_pptp_info = &nfct_help(master)->help.ct_pptp_info;
@@ -186,7 +186,7 @@ static void
pptp_exp_gre(struct nf_conntrack_expect *expect_orig,
struct nf_conntrack_expect *expect_reply)
{
- struct nf_conn *ct = expect_orig->master;
+ const struct nf_conn *ct = expect_orig->master;
struct nf_ct_pptp_master *ct_pptp_info;
struct nf_nat_pptp *nat_pptp_info;
@@ -217,7 +217,7 @@ pptp_inbound_pkt(struct sk_buff *skb,
struct PptpControlHeader *ctlh,
union pptp_ctrl_union *pptpReq)
{
- struct nf_nat_pptp *nat_pptp_info;
+ const struct nf_nat_pptp *nat_pptp_info;
u_int16_t msg;
__be16 new_pcid;
unsigned int pcid_off;
diff --git a/net/netfilter/nf_conntrack_pptp.c b/net/netfilter/nf_conntrack_pptp.c
index 099b6df..b5cb8e8 100644
--- a/net/netfilter/nf_conntrack_pptp.c
+++ b/net/netfilter/nf_conntrack_pptp.c
@@ -67,7 +67,7 @@ EXPORT_SYMBOL_GPL(nf_nat_pptp_hook_expectfn);
#ifdef DEBUG
/* PptpControlMessageType names */
-const char *pptp_msg_name[] = {
+const char *const pptp_msg_name[] = {
"UNKNOWN_MESSAGE",
"START_SESSION_REQUEST",
"START_SESSION_REPLY",
@@ -136,7 +136,7 @@ static void pptp_expectfn(struct nf_conn *ct,
static int destroy_sibling_or_exp(const struct nf_conntrack_tuple *t)
{
- struct nf_conntrack_tuple_hash *h;
+ const struct nf_conntrack_tuple_hash *h;
struct nf_conntrack_expect *exp;
struct nf_conn *sibling;
@@ -168,7 +168,7 @@ static int destroy_sibling_or_exp(const struct nf_conntrack_tuple *t)
/* timeout GRE data connections */
static void pptp_destroy_siblings(struct nf_conn *ct)
{
- struct nf_conn_help *help = nfct_help(ct);
+ const struct nf_conn_help *help = nfct_help(ct);
struct nf_conntrack_tuple t;
nf_ct_gre_keymap_destroy(ct);
@@ -497,9 +497,11 @@ conntrack_pptp_help(struct sk_buff *skb, unsigned int protoff,
{
int dir = CTINFO2DIR(ctinfo);
- struct nf_ct_pptp_master *info = &nfct_help(ct)->help.ct_pptp_info;
- struct tcphdr _tcph, *tcph;
- struct pptp_pkt_hdr _pptph, *pptph;
+ const struct nf_ct_pptp_master *info = &nfct_help(ct)->help.ct_pptp_info;
+ const struct tcphdr *tcph;
+ struct tcphdr _tcph;
+ const struct pptp_pkt_hdr *pptph;
+ struct pptp_pkt_hdr _pptph;
struct PptpControlHeader _ctlh, *ctlh;
union pptp_ctrl_union _pptpReq, *pptpReq;
unsigned int tcplen = skb->len - protoff;
-
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