[NETFILTER]: add some consts, remove some casts

[firefly-linux-kernel-4.4.55.git] / net / netfilter / xt_realm.c

diff --git a/net/netfilter/xt_realm.c b/net/netfilter/xt_realm.c
index c2017f8af9c42457b3a61f678b7b842e74421a9d..44b807d279ada3595ec4327bf247123f6d54e9bd 100644 (file)
--- a/net/netfilter/xt_realm.c
+++ b/net/netfilter/xt_realm.c
@@ -21,7 +21,7 @@ MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("X_tables realm match");
 MODULE_ALIAS("ipt_realm");
 
-static int
+static bool
 match(const struct sk_buff *skb,
       const struct net_device *in,
       const struct net_device *out,
@@ -29,10 +29,10 @@ match(const struct sk_buff *skb,
       const void *matchinfo,
       int offset,
       unsigned int protoff,
-      int *hotdrop)
+      bool *hotdrop)
 {
        const struct xt_realm_info *info = matchinfo;
-       struct dst_entry *dst = skb->dst;
+       const struct dst_entry *dst = skb->dst;
 
        return (info->id == (dst->tclassid & info->mask)) ^ info->invert;
 }