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authorHerbert Xu <herbert@gondor.apana.org.au>2006-09-27 22:03:36 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-28 21:02:45 -0400
commit1a9e9ef684ec2bd27fcdb373a82957a0c050daf6 (patch)
treeffe9696b24a6d62de6c61f20233224e7f8aefcb6
parent8122adf06e6f93ae608cf8227e878cc44f4a8fd1 (diff)
[IPV6]: Disable SG for GSO unless we have checksum
Because the system won't turn off the SG flag for us we need to do this manually on the IPv6 path. Otherwise we will throw IPv6 packets with bad checksums at the hardware. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/ipv6_sockglue.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 4f3bb7fcc8b5..de6b91981b30 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -123,6 +123,9 @@ static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb, int features)
123 struct ipv6hdr *ipv6h; 123 struct ipv6hdr *ipv6h;
124 struct inet6_protocol *ops; 124 struct inet6_protocol *ops;
125 125
126 if (!(features & NETIF_F_HW_CSUM))
127 features &= ~NETIF_F_SG;
128
126 if (unlikely(skb_shinfo(skb)->gso_type & 129 if (unlikely(skb_shinfo(skb)->gso_type &
127 ~(SKB_GSO_UDP | 130 ~(SKB_GSO_UDP |
128 SKB_GSO_DODGY | 131 SKB_GSO_DODGY |