summaryrefslogtreecommitdiff
path: root/net/ipv6
diff options
context:
space:
mode:
authorJiri Pirko <jiri@resnulli.us>2013-11-06 16:52:19 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-12-08 15:29:13 (GMT)
commit88a6ec987d157ade1ba8b4e0d105a06a4c6fd27c (patch)
treee1db72470f75cfa5bdd2a47fc421289622e1ceb5 /net/ipv6
parent72b89baeaa1f76c517ae8cfe3dc9e4c59b8d0c0f (diff)
downloadlinux-fsl-qoriq-88a6ec987d157ade1ba8b4e0d105a06a4c6fd27c.tar.xz
ip6_output: fragment outgoing reassembled skb properly
[ Upstream commit 9037c3579a277f3a23ba476664629fda8c35f7c4 ] If reassembled packet would fit into outdev MTU, it is not fragmented according the original frag size and it is send as single big packet. The second case is if skb is gso. In that case fragmentation does not happen according to the original frag size. This patch fixes these. Signed-off-by: Jiri Pirko <jiri@resnulli.us> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ip6_output.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 91fb4e8..5e31a90 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -125,7 +125,8 @@ static int ip6_finish_output2(struct sk_buff *skb)
static int ip6_finish_output(struct sk_buff *skb)
{
if ((skb->len > ip6_skb_dst_mtu(skb) && !skb_is_gso(skb)) ||
- dst_allfrag(skb_dst(skb)))
+ dst_allfrag(skb_dst(skb)) ||
+ (IP6CB(skb)->frag_max_size && skb->len > IP6CB(skb)->frag_max_size))
return ip6_fragment(skb, ip6_finish_output2);
else
return ip6_finish_output2(skb);