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Diffstat (limited to 'net')
-rw-r--r--net/ipv6/netfilter/nf_conntrack_reasm.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 5b3f65e29b6f..8951de8b568f 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -265,8 +265,14 @@ static int nf_ct_frag6_queue(struct frag_queue *fq, struct sk_buff *skb,
prev = fq->q.fragments_tail;
err = inet_frag_queue_insert(&fq->q, skb, offset, end);
- if (err)
+ if (err) {
+ if (err == IPFRAG_DUP) {
+ /* No error for duplicates, pretend they got queued. */
+ kfree_skb(skb);
+ return -EINPROGRESS;
+ }
goto insert_error;
+ }
if (dev)
fq->iif = dev->ifindex;
@@ -304,8 +310,6 @@ static int nf_ct_frag6_queue(struct frag_queue *fq, struct sk_buff *skb,
return -EINPROGRESS;
insert_error:
- if (err == IPFRAG_DUP)
- goto err;
inet_frag_kill(&fq->q);
err:
skb_dst_drop(skb);