diff options
| author | Thomas Falcon <tlfalcon@linux.vnet.ibm.com> | 2018-01-19 02:29:48 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-19 03:19:06 +0100 |
| commit | a0dca10fce42ae82651edbe682b1c637a8ecd365 (patch) | |
| tree | dd833cd3403f3707d9a6fd3a8963b92c1c959237 /drivers/net/ethernet/ibm/ibmvnic.c | |
| parent | ibmvnic: Fix IP offload control buffer (diff) | |
| download | linux-a0dca10fce42ae82651edbe682b1c637a8ecd365.tar.xz linux-a0dca10fce42ae82651edbe682b1c637a8ecd365.zip | |
ibmvnic: Fix IPv6 packet descriptors
Packet descriptor generation for IPv6 is broken.
Properly set L3 and L4 protocol flags for IPv6 descriptors.
Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/ibm/ibmvnic.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 0a3a844f6473..ab2e1917cd04 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -1276,6 +1276,7 @@ static int ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev) unsigned char *dst; u64 *handle_array; int index = 0; + u8 proto = 0; int ret = 0; if (adapter->resetting) { @@ -1364,17 +1365,18 @@ static int ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev) } if (skb->protocol == htons(ETH_P_IP)) { - if (ip_hdr(skb)->version == 4) - tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_IPV4; - else if (ip_hdr(skb)->version == 6) - tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_IPV6; - - if (ip_hdr(skb)->protocol == IPPROTO_TCP) - tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_TCP; - else if (ip_hdr(skb)->protocol != IPPROTO_TCP) - tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_UDP; + tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_IPV4; + proto = ip_hdr(skb)->protocol; + } else if (skb->protocol == htons(ETH_P_IPV6)) { + tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_IPV6; + proto = ipv6_hdr(skb)->nexthdr; } + if (proto == IPPROTO_TCP) + tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_TCP; + else if (proto == IPPROTO_UDP) + tx_crq.v1.flags1 |= IBMVNIC_TX_PROT_UDP; + if (skb->ip_summed == CHECKSUM_PARTIAL) { tx_crq.v1.flags1 |= IBMVNIC_TX_CHKSUM_OFFLOAD; hdrs += 2; |