[XFRM]: Fix leak in ah6_input
tmp_hdr is not freed when ipv6_clear_mutable_options fails. Coverity #650 Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -279,7 +279,7 @@ static int ah6_input(struct xfrm_state *x, struct xfrm_decap_state *decap, struc
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goto out;
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memcpy(tmp_hdr, skb->nh.raw, hdr_len);
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if (ipv6_clear_mutable_options(skb->nh.ipv6h, hdr_len))
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goto out;
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goto free_out;
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skb->nh.ipv6h->priority = 0;
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skb->nh.ipv6h->flow_lbl[0] = 0;
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skb->nh.ipv6h->flow_lbl[1] = 0;
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