ipv6: Fix duplicate initialization of rawv6_prot.destroy

[linux-2.6] / net / ipv6 / netfilter / ip6t_rt.c

diff --git a/net/ipv6/netfilter/ip6t_rt.c b/net/ipv6/netfilter/ip6t_rt.c
index 357cea703bd9b3e505f088d5deaaf8212debdea9..81aaf7aaaabfc719597c921ace184de47ea18beb 100644 (file)
--- a/net/ipv6/netfilter/ip6t_rt.c
+++ b/net/ipv6/netfilter/ip6t_rt.c
@@ -21,7 +21,7 @@
 #include <linux/netfilter_ipv6/ip6t_rt.h>
 
 MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("IPv6 RT match");
+MODULE_DESCRIPTION("Xtables: IPv6 Routing Header match");
 MODULE_AUTHOR("Andras Kis-Szabo <kisza@sch.bme.hu>");
 
 /* Returns 1 if the id is matched by the range, 0 otherwise */
@@ -37,14 +37,9 @@ segsleft_match(u_int32_t min, u_int32_t max, u_int32_t id, bool invert)
 }
 
 static bool
-match(const struct sk_buff *skb,
-      const struct net_device *in,
-      const struct net_device *out,
-      const struct xt_match *match,
-      const void *matchinfo,
-      int offset,
-      unsigned int protoff,
-      bool *hotdrop)
+rt_mt6(const struct sk_buff *skb, const struct net_device *in,
+       const struct net_device *out, const struct xt_match *match,
+       const void *matchinfo, int offset, unsigned int protoff, bool *hotdrop)
 {
        struct ipv6_rt_hdr _route;
        const struct ipv6_rt_hdr *rh;
@@ -115,7 +110,8 @@ match(const struct sk_buff *skb,
                !!(rtinfo->invflags & IP6T_RT_INV_TYP)));
 
        if (ret && (rtinfo->flags & IP6T_RT_RES)) {
-               u_int32_t *rp, _reserved;
+               const u_int32_t *rp;
+               u_int32_t _reserved;
                rp = skb_header_pointer(skb,
                                        ptr + offsetof(struct rt0_hdr,
                                                       reserved),
@@ -195,11 +191,9 @@ match(const struct sk_buff *skb,
 
 /* Called when user tries to insert an entry of this type. */
 static bool
-checkentry(const char *tablename,
-          const void *entry,
-          const struct xt_match *match,
-          void *matchinfo,
-          unsigned int hook_mask)
+rt_mt6_check(const char *tablename, const void *entry,
+             const struct xt_match *match, void *matchinfo,
+             unsigned int hook_mask)
 {
        const struct ip6t_rt *rtinfo = matchinfo;
 
@@ -218,24 +212,24 @@ checkentry(const char *tablename,
        return true;
 }
 
-static struct xt_match rt_match __read_mostly = {
+static struct xt_match rt_mt6_reg __read_mostly = {
        .name           = "rt",
        .family         = AF_INET6,
-       .match          = match,
+       .match          = rt_mt6,
        .matchsize      = sizeof(struct ip6t_rt),
-       .checkentry     = checkentry,
+       .checkentry     = rt_mt6_check,
        .me             = THIS_MODULE,
 };
 
-static int __init ip6t_rt_init(void)
+static int __init rt_mt6_init(void)
 {
-       return xt_register_match(&rt_match);
+       return xt_register_match(&rt_mt6_reg);
 }
 
-static void __exit ip6t_rt_fini(void)
+static void __exit rt_mt6_exit(void)
 {
-       xt_unregister_match(&rt_match);
+       xt_unregister_match(&rt_mt6_reg);
 }
 
-module_init(ip6t_rt_init);
-module_exit(ip6t_rt_fini);
+module_init(rt_mt6_init);
+module_exit(rt_mt6_exit);