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a4e41573001671f0c640d1dc17761c2c4a395398
[openwrt/staging/lynxis/omap.git]
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linux
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generic
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patches-3.18
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616-net_optimize_xfrm_calls.patch
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--- a/net/netfilter/nf_nat_core.c
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+++ b/net/netfilter/nf_nat_core.c
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@@ -90,6 +90,9 @@ int nf_xfrm_me_harder(struct sk_buff *sk
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struct dst_entry *dst;
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int err;
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+ if (!dev_net(skb->dev)->xfrm.policy_count[XFRM_POLICY_OUT])
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+ return 0;
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+
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err = xfrm_decode_session(skb, &fl, family);
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if (err < 0)
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return err;