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ipv6: sr: fix double free of skb after handling invalid SRH

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The icmpv6_param_prob() function already does a kfree_skb(),
this patch removes the duplicate one.

Fixes: 1ababeba4a ("ipv6: implement dataplane support for rthdr type 4 (Segment Routing Header)")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David Lebrun <david.lebrun@uclouvain.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Lebrun
2017-04-19 16:10:19 +02:00
committed by David S. Miller
parent b0522e13b2
commit 95b9b88d2d
1 changed files with 0 additions and 1 deletions
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1
net/ipv6/exthdrs.c
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@@ -388,7 +388,6 @@ static int ipv6_srh_rcv(struct sk_buff *skb)
icmpv6_param_prob(skb, ICMPV6_HDR_FIELD,
((&hdr->segments_left) -
skb_network_header(skb)));
kfree_skb(skb);
return -1;
}