mac80211: automatic IBSS channel selection

[linux-2.6] / net / bridge / netfilter / ebt_redirect.c

diff --git a/net/bridge/netfilter/ebt_redirect.c b/net/bridge/netfilter/ebt_redirect.c
index 422cb834cff997eda08de86f2360c506d76b21c3..b8afe850cf1ec1ec77dc4773e173ea96608870dc 100644 (file)
--- a/net/bridge/netfilter/ebt_redirect.c
+++ b/net/bridge/netfilter/ebt_redirect.c
@@ -19,10 +19,10 @@ static int ebt_target_redirect(struct sk_buff *skb, unsigned int hooknr,
    const struct net_device *in, const struct net_device *out,
    const void *data, unsigned int datalen)
 {
-       struct ebt_redirect_info *info = (struct ebt_redirect_info *)data;
+       const struct ebt_redirect_info *info = data;
 
-       if (skb_make_writable(skb, 0))
-               return NF_DROP;
+       if (!skb_make_writable(skb, 0))
+               return EBT_DROP;
 
        if (hooknr != NF_BR_BROUTING)
                memcpy(eth_hdr(skb)->h_dest,
@@ -36,7 +36,7 @@ static int ebt_target_redirect(struct sk_buff *skb, unsigned int hooknr,
 static int ebt_target_redirect_check(const char *tablename, unsigned int hookmask,
    const struct ebt_entry *e, void *data, unsigned int datalen)
 {
-       struct ebt_redirect_info *info = (struct ebt_redirect_info *)data;
+       const struct ebt_redirect_info *info = data;
 
        if (datalen != EBT_ALIGN(sizeof(struct ebt_redirect_info)))
                return -EINVAL;
@@ -51,8 +51,7 @@ static int ebt_target_redirect_check(const char *tablename, unsigned int hookmas
        return 0;
 }
 
-static struct ebt_target redirect_target =
-{
+static struct ebt_target redirect_target __read_mostly = {
        .name           = EBT_REDIRECT_TARGET,
        .target         = ebt_target_redirect,
        .check          = ebt_target_redirect_check,
@@ -71,4 +70,5 @@ static void __exit ebt_redirect_fini(void)
 
 module_init(ebt_redirect_init);
 module_exit(ebt_redirect_fini);
+MODULE_DESCRIPTION("Ebtables: Packet redirection to localhost");
 MODULE_LICENSE("GPL");