diff options
Diffstat (limited to 'net/ipv6/netfilter/ip6_tables.c')
-rw-r--r-- | net/ipv6/netfilter/ip6_tables.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index 4853a3d..9176e98 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -329,6 +329,12 @@ static void trace_packet(struct sk_buff *skb, } #endif +static inline __pure struct ip6t_entry * +ip6t_next_entry(const struct ip6t_entry *entry) +{ + return (void *)entry + entry->next_offset; +} + /* Returns one of the generic firewall policies, like NF_ACCEPT. */ unsigned int ip6t_do_table(struct sk_buff *skb, @@ -414,11 +420,11 @@ ip6t_do_table(struct sk_buff *skb, back->comefrom); continue; } - if (table_base + v != (void *)e + e->next_offset + if (table_base + v != ip6t_next_entry(e) && !(e->ipv6.flags & IP6T_F_GOTO)) { /* Save old back ptr in next entry */ struct ip6t_entry *next - = (void *)e + e->next_offset; + = ip6t_next_entry(e); next->comefrom = (void *)back - table_base; /* set back pointer to next entry */ @@ -451,7 +457,7 @@ ip6t_do_table(struct sk_buff *skb, = 0x57acc001; #endif if (verdict == IP6T_CONTINUE) - e = (void *)e + e->next_offset; + e = ip6t_next_entry(e); else /* Verdict */ break; @@ -459,7 +465,7 @@ ip6t_do_table(struct sk_buff *skb, } else { no_match: - e = (void *)e + e->next_offset; + e = ip6t_next_entry(e); } } while (!hotdrop); |