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-rw-r--r--net/netfilter/nf_flow_table_ip.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/netfilter/nf_flow_table_ip.c b/net/netfilter/nf_flow_table_ip.c
index 2b8ee5dcef64..95adf74515ea 100644
--- a/net/netfilter/nf_flow_table_ip.c
+++ b/net/netfilter/nf_flow_table_ip.c
@@ -266,10 +266,6 @@ nf_flow_offload_ip_hook(void *priv, struct sk_buff *skb,
iph = ip_hdr(skb);
thoff = iph->ihl * 4;
- if (skb_try_make_writable(skb, thoff + hdrsize))
- return NF_DROP;
-
- iph = ip_hdr(skb);
if (nf_flow_state_check(flow, iph->protocol, skb, thoff))
return NF_ACCEPT;
@@ -280,6 +276,10 @@ nf_flow_offload_ip_hook(void *priv, struct sk_buff *skb,
return NF_ACCEPT;
}
+ if (skb_try_make_writable(skb, thoff + hdrsize))
+ return NF_DROP;
+
+ iph = ip_hdr(skb);
if (nf_flow_nat_ip(flow, skb, thoff, dir, iph) < 0)
return NF_DROP;