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authorEric W. Biederman <ebiederm@xmission.com>2015-09-18 14:32:55 -0500
committerPablo Neira Ayuso <pablo@netfilter.org>2015-09-18 21:57:43 +0200
commit6cb8ff3f1a535b1d8eb5ea318932513d08eb3da7 (patch)
tree43c650c14b2738ad9aa0bdf32d475ddadcab57a5 /net/ipv4/netfilter/ip_tables.c
parentnetfilter: ebtables: Simplify the arguments to ebt_do_table (diff)
downloadlinux-dev-6cb8ff3f1a535b1d8eb5ea318932513d08eb3da7.tar.xz
linux-dev-6cb8ff3f1a535b1d8eb5ea318932513d08eb3da7.zip
inet netfilter: Remove hook from ip6t_do_table, arp_do_table, ipt_do_table
The values of ops->hooknum and state->hook are guaraneted to be equal making the hook argument to ip6t_do_table, arp_do_table, and ipt_do_table is unnecessary. Remove the unnecessary hook argument. In the callers use state->hook instead of ops->hooknum for clarity and to reduce the number of cachelines the callers touch. Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv4/netfilter/ip_tables.c')
-rw-r--r--net/ipv4/netfilter/ip_tables.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 5d514eac4c31..2b049e135de8 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -285,10 +285,10 @@ struct ipt_entry *ipt_next_entry(const struct ipt_entry *entry)
/* Returns one of the generic firewall policies, like NF_ACCEPT. */
unsigned int
ipt_do_table(struct sk_buff *skb,
- unsigned int hook,
const struct nf_hook_state *state,
struct xt_table *table)
{
+ unsigned int hook = state->hook;
static const char nulldevname[IFNAMSIZ] __attribute__((aligned(sizeof(long))));
const struct iphdr *ip;
/* Initializing verdict to NF_DROP keeps gcc happy. */