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Diffstat (limited to 'net/ipv6/udp_offload.c')
-rw-r--r--net/ipv6/udp_offload.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c
index b6aa8ed1825..a56276996b7 100644
--- a/net/ipv6/udp_offload.c
+++ b/net/ipv6/udp_offload.c
@@ -52,6 +52,10 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
skb_shinfo(skb)->gso_segs = DIV_ROUND_UP(skb->len, mss);
+ /* Set the IPv6 fragment id if not set yet */
+ if (!skb_shinfo(skb)->ip6_frag_id)
+ ipv6_proxy_select_ident(skb);
+
segs = NULL;
goto out;
}
@@ -108,7 +112,11 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
fptr = (struct frag_hdr *)(skb_network_header(skb) + unfrag_ip6hlen);
fptr->nexthdr = nexthdr;
fptr->reserved = 0;
- fptr->identification = skb_shinfo(skb)->ip6_frag_id;
+ if (skb_shinfo(skb)->ip6_frag_id)
+ fptr->identification = skb_shinfo(skb)->ip6_frag_id;
+ else
+ ipv6_select_ident(fptr,
+ (struct rt6_info *)skb_dst(skb));
/* Fragment the skb. ipv6 header and the remaining fields of the
* fragment header are updated in ipv6_gso_segment()