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[NETFILTER]: nf_conntrack_sane: annotate SANE helper with const

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Annotate nf_conntrack_sane variables with const qualifier and remove
a few casts.

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 04:51:45 -08:00 • committed by David S. Miller
commit 02e23f4057
1 changed files with 5 additions and 4 deletions
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9
net/netfilter/nf_conntrack_sane.c
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@ -62,8 +62,9 @@ static int help(struct sk_buff *skb,
enum ip_conntrack_info ctinfo)
{
unsigned int dataoff, datalen;
struct tcphdr _tcph, *th;
char *sb_ptr;
const struct tcphdr *th;
struct tcphdr _tcph;
void *sb_ptr;
int ret = NF_ACCEPT;
int dir = CTINFO2DIR(ctinfo);
struct nf_ct_sane_master *ct_sane_info;
@ -99,7 +100,7 @@ static int help(struct sk_buff *skb,
if (datalen != sizeof(struct sane_request))
goto out;
req = (struct sane_request *)sb_ptr;
req = sb_ptr;
if (req->RPC_code != htonl(SANE_NET_START)) {
/* Not an interesting command */
ct_sane_info->state = SANE_STATE_NORMAL;
@ -123,7 +124,7 @@ static int help(struct sk_buff *skb,
goto out;
}
reply = (struct sane_reply_net_start *)sb_ptr;
reply = sb_ptr;
if (reply->status != htonl(SANE_STATUS_SUCCESS)) {
/* saned refused the command */
pr_debug("nf_ct_sane: unsuccessful SANE_STATUS = %u\n",