summaryrefslogtreecommitdiff
path: root/net
diff options
context:
space:
mode:
authorHerbert Xu <herbert@gondor.apana.org.au>2006-09-28 02:03:36 (GMT)
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-29 01:02:45 (GMT)
commit1a9e9ef684ec2bd27fcdb373a82957a0c050daf6 (patch)
treeffe9696b24a6d62de6c61f20233224e7f8aefcb6 /net
parent8122adf06e6f93ae608cf8227e878cc44f4a8fd1 (diff)
downloadlinux-fsl-qoriq-1a9e9ef684ec2bd27fcdb373a82957a0c050daf6.tar.xz
[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>
Diffstat (limited to '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 4f3bb7f..de6b919 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)
struct ipv6hdr *ipv6h;
struct inet6_protocol *ops;
+ if (!(features & NETIF_F_HW_CSUM))
+ features &= ~NETIF_F_SG;
+
if (unlikely(skb_shinfo(skb)->gso_type &
~(SKB_GSO_UDP |
SKB_GSO_DODGY |