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authorYi Zou <yi.zou@intel.com>2010-05-18 16:00:05 +0000
committerDavid S. Miller <davem@davemloft.net>2010-05-18 19:44:18 -0700
commitbe5d507d9af23c45983c828394cc4f6d728b18eb (patch)
treedba962b8623fe5398e4c2697136c795705842d0e /drivers/net/ixgbe/ixgbe_fcoe.c
parent0b746e08cd7fb35d80c184f8e3f4656aa1f1ae11 (diff)
ixgbe: fix wrong offset to fc_frame_header in ixgbe_fcoe_ddp
Make sure we point to the right offset of the fc_frame_header when VLAN header exists and HW has VLAN stripping disabled. Signed-off-by: Yi Zou <yi.zou@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_fcoe.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_fcoe.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index 6493049b663d..a82d2fcaac97 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -32,6 +32,7 @@
#endif /* CONFIG_IXGBE_DCB */
#include <linux/if_ether.h>
#include <linux/gfp.h>
+#include <linux/if_vlan.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/fc/fc_fs.h>
@@ -312,10 +313,12 @@ int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter,
if (fcerr == IXGBE_FCERR_BADCRC)
skb->ip_summed = CHECKSUM_NONE;
- skb_reset_network_header(skb);
- skb_set_transport_header(skb, skb_network_offset(skb) +
- sizeof(struct fcoe_hdr));
- fh = (struct fc_frame_header *)skb_transport_header(skb);
+ if (eth_hdr(skb)->h_proto == htons(ETH_P_8021Q))
+ fh = (struct fc_frame_header *)(skb->data +
+ sizeof(struct vlan_hdr) + sizeof(struct fcoe_hdr));
+ else
+ fh = (struct fc_frame_header *)(skb->data +
+ sizeof(struct fcoe_hdr));
fctl = ntoh24(fh->fh_f_ctl);
if (fctl & FC_FC_EX_CTX)
xid = be16_to_cpu(fh->fh_ox_id);