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author | Taehee Yoo <ap420073@gmail.com> | 2018-09-25 00:38:28 +0900 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2018-09-28 14:28:38 +0200 |
commit | 28c5ed2f93105ee1d3de6b79035e507c4ada68c9 (patch) | |
tree | a367e4dfe0e43dec9b0a22affa596f3f54a80392 /net/netfilter/nf_flow_table_ip.c | |
parent | b473a1f5ddee5f73392c387940f4fbcbabfc3431 (diff) | |
download | linux-stable-28c5ed2f93105ee1d3de6b79035e507c4ada68c9.tar.gz linux-stable-28c5ed2f93105ee1d3de6b79035e507c4ada68c9.tar.bz2 linux-stable-28c5ed2f93105ee1d3de6b79035e507c4ada68c9.zip |
netfilter: nf_flow_table: remove unnecessary nat flag check code
nf_flow_offload_{ip/ipv6}_hook() check nat flag then, call
nf_flow_nat_{ip/ipv6} but that also check nat flag. so that
nat flag check code in nf_flow_offload_{ip/ipv6}_hook() are unnecessary.
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nf_flow_table_ip.c')
-rw-r--r-- | net/netfilter/nf_flow_table_ip.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/net/netfilter/nf_flow_table_ip.c b/net/netfilter/nf_flow_table_ip.c index 15ed91309992..1d291a51cd45 100644 --- a/net/netfilter/nf_flow_table_ip.c +++ b/net/netfilter/nf_flow_table_ip.c @@ -254,8 +254,7 @@ nf_flow_offload_ip_hook(void *priv, struct sk_buff *skb, if (nf_flow_state_check(flow, ip_hdr(skb)->protocol, skb, thoff)) return NF_ACCEPT; - if (flow->flags & (FLOW_OFFLOAD_SNAT | FLOW_OFFLOAD_DNAT) && - nf_flow_nat_ip(flow, skb, thoff, dir) < 0) + if (nf_flow_nat_ip(flow, skb, thoff, dir) < 0) return NF_DROP; flow->timeout = (u32)jiffies + NF_FLOW_TIMEOUT; @@ -471,8 +470,7 @@ nf_flow_offload_ipv6_hook(void *priv, struct sk_buff *skb, if (skb_try_make_writable(skb, sizeof(*ip6h))) return NF_DROP; - if (flow->flags & (FLOW_OFFLOAD_SNAT | FLOW_OFFLOAD_DNAT) && - nf_flow_nat_ipv6(flow, skb, dir) < 0) + if (nf_flow_nat_ipv6(flow, skb, dir) < 0) return NF_DROP; flow->timeout = (u32)jiffies + NF_FLOW_TIMEOUT; |