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authorThomas Falcon <tlfalcon@linux.vnet.ibm.com>2018-01-18 19:29:48 -0600
committerDavid S. Miller <davem@davemloft.net>2018-01-18 21:19:06 -0500
commita0dca10fce42ae82651edbe682b1c637a8ecd365 (patch)
treedd833cd3403f3707d9a6fd3a8963b92c1c959237 /drivers/net/ethernet
parentf68979433deaa8a8a8b6396f944a0928a35713dc (diff)
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 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c20
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;