[NETFILTER]: nf_{conntrack,nat}_sip: annotate SIP helper with const
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>
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 775f7d4..c521c89 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -48,10 +48,10 @@
const char *dptr) __read_mostly;
EXPORT_SYMBOL_GPL(nf_nat_sdp_hook);
-static int digits_len(struct nf_conn *, const char *, const char *, int *);
-static int epaddr_len(struct nf_conn *, const char *, const char *, int *);
-static int skp_digits_len(struct nf_conn *, const char *, const char *, int *);
-static int skp_epaddr_len(struct nf_conn *, const char *, const char *, int *);
+static int digits_len(const struct nf_conn *, const char *, const char *, int *);
+static int epaddr_len(const struct nf_conn *, const char *, const char *, int *);
+static int skp_digits_len(const struct nf_conn *, const char *, const char *, int *);
+static int skp_epaddr_len(const struct nf_conn *, const char *, const char *, int *);
struct sip_header_nfo {
const char *lname;
@@ -61,7 +61,7 @@
size_t snlen;
size_t ln_strlen;
int case_sensitive;
- int (*match_len)(struct nf_conn *, const char *,
+ int (*match_len)(const struct nf_conn *, const char *,
const char *, int *);
};
@@ -225,7 +225,7 @@
}
EXPORT_SYMBOL_GPL(ct_sip_search);
-static int digits_len(struct nf_conn *ct, const char *dptr,
+static int digits_len(const struct nf_conn *ct, const char *dptr,
const char *limit, int *shift)
{
int len = 0;
@@ -237,7 +237,7 @@
}
/* get digits length, skipping blank spaces. */
-static int skp_digits_len(struct nf_conn *ct, const char *dptr,
+static int skp_digits_len(const struct nf_conn *ct, const char *dptr,
const char *limit, int *shift)
{
for (; dptr <= limit && *dptr == ' '; dptr++)
@@ -246,8 +246,9 @@
return digits_len(ct, dptr, limit, shift);
}
-static int parse_addr(struct nf_conn *ct, const char *cp, const char **endp,
- union nf_inet_addr *addr, const char *limit)
+static int parse_addr(const struct nf_conn *ct, const char *cp,
+ const char **endp, union nf_inet_addr *addr,
+ const char *limit)
{
const char *end;
int family = ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.l3num;
@@ -272,7 +273,7 @@
}
/* skip ip address. returns its length. */
-static int epaddr_len(struct nf_conn *ct, const char *dptr,
+static int epaddr_len(const struct nf_conn *ct, const char *dptr,
const char *limit, int *shift)
{
union nf_inet_addr addr;
@@ -292,7 +293,7 @@
}
/* get address length, skiping user info. */
-static int skp_epaddr_len(struct nf_conn *ct, const char *dptr,
+static int skp_epaddr_len(const struct nf_conn *ct, const char *dptr,
const char *limit, int *shift)
{
const char *start = dptr;
@@ -319,7 +320,7 @@
}
/* Returns 0 if not found, -1 error parsing. */
-int ct_sip_get_info(struct nf_conn *ct,
+int ct_sip_get_info(const struct nf_conn *ct,
const char *dptr, size_t dlen,
unsigned int *matchoff,
unsigned int *matchlen,