diff options
Diffstat (limited to 'net/netfilter/xt_hl.c')
| -rw-r--r-- | net/netfilter/xt_hl.c | 48 |
1 files changed, 18 insertions, 30 deletions
diff --git a/net/netfilter/xt_hl.c b/net/netfilter/xt_hl.c index 7726154c87b..003951149c9 100644 --- a/net/netfilter/xt_hl.c +++ b/net/netfilter/xt_hl.c @@ -25,51 +25,39 @@ MODULE_LICENSE("GPL"); MODULE_ALIAS("ipt_ttl"); MODULE_ALIAS("ip6t_hl"); -static bool ttl_mt(const struct sk_buff *skb, const struct xt_match_param *par) +static bool ttl_mt(const struct sk_buff *skb, struct xt_action_param *par) { const struct ipt_ttl_info *info = par->matchinfo; const u8 ttl = ip_hdr(skb)->ttl; switch (info->mode) { - case IPT_TTL_EQ: - return ttl == info->ttl; - case IPT_TTL_NE: - return ttl != info->ttl; - case IPT_TTL_LT: - return ttl < info->ttl; - case IPT_TTL_GT: - return ttl > info->ttl; - default: - printk(KERN_WARNING "ipt_ttl: unknown mode %d\n", - info->mode); - return false; + case IPT_TTL_EQ: + return ttl == info->ttl; + case IPT_TTL_NE: + return ttl != info->ttl; + case IPT_TTL_LT: + return ttl < info->ttl; + case IPT_TTL_GT: + return ttl > info->ttl; } return false; } -static bool hl_mt6(const struct sk_buff *skb, const struct xt_match_param *par) +static bool hl_mt6(const struct sk_buff *skb, struct xt_action_param *par) { const struct ip6t_hl_info *info = par->matchinfo; const struct ipv6hdr *ip6h = ipv6_hdr(skb); switch (info->mode) { - case IP6T_HL_EQ: - return ip6h->hop_limit == info->hop_limit; - break; - case IP6T_HL_NE: - return ip6h->hop_limit != info->hop_limit; - break; - case IP6T_HL_LT: - return ip6h->hop_limit < info->hop_limit; - break; - case IP6T_HL_GT: - return ip6h->hop_limit > info->hop_limit; - break; - default: - printk(KERN_WARNING "ip6t_hl: unknown mode %d\n", - info->mode); - return false; + case IP6T_HL_EQ: + return ip6h->hop_limit == info->hop_limit; + case IP6T_HL_NE: + return ip6h->hop_limit != info->hop_limit; + case IP6T_HL_LT: + return ip6h->hop_limit < info->hop_limit; + case IP6T_HL_GT: + return ip6h->hop_limit > info->hop_limit; } return false; |
