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[NETFILTER]: nf_{conntrack,nat}_pptp: annotate PPtP helper with const

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Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jan Engelhardt 2008-01-31 04:51:23 -08:00 committed by David S. Miller
parent de24b4ebb8
commit 9ddd0ed050
3 changed files with 14 additions and 12 deletions
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2
include/linux/netfilter/nf_conntrack_pptp.h
View file

@ -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 {

10
net/ipv4/netfilter/nf_nat_pptp.c
View file

@ -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;

14
net/netfilter/nf_conntrack_pptp.c
View file

@ -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;