diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 16b3a1cd9db6..c14d4d89672f 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2013 Intel Corporation. + Copyright(c) 1999 - 2014 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -245,10 +245,10 @@ static int ixgbe_pci_sriov_enable(struct pci_dev *dev, int num_vfs) if (pre_existing_vfs && pre_existing_vfs != num_vfs) err = ixgbe_disable_sriov(adapter); else if (pre_existing_vfs && pre_existing_vfs == num_vfs) - goto out; + return num_vfs; if (err) - goto err_out; + return err; /* While the SR-IOV capability structure reports total VFs to be * 64 we limit the actual number that can be allocated to 63 so @@ -256,16 +256,14 @@ static int ixgbe_pci_sriov_enable(struct pci_dev *dev, int num_vfs) * PF. The PCI bus driver already checks for other values out of * range. */ - if (num_vfs > IXGBE_MAX_VFS_DRV_LIMIT) { - err = -EPERM; - goto err_out; - } + if (num_vfs > IXGBE_MAX_VFS_DRV_LIMIT) + return -EPERM; adapter->num_vfs = num_vfs; err = __ixgbe_enable_sriov(adapter); if (err) - goto err_out; + return err; for (i = 0; i < adapter->num_vfs; i++) ixgbe_vf_configuration(dev, (i | 0x10000000)); @@ -273,17 +271,14 @@ static int ixgbe_pci_sriov_enable(struct pci_dev *dev, int num_vfs) err = pci_enable_sriov(dev, num_vfs); if (err) { e_dev_warn("Failed to enable PCI sriov: %d\n", err); - goto err_out; + return err; } ixgbe_sriov_reinit(adapter); -out: return num_vfs; - -err_out: - return err; -#endif +#else return 0; +#endif } static int ixgbe_pci_sriov_disable(struct pci_dev *dev) @@ -807,7 +802,7 @@ static int ixgbe_set_vf_vlan_msg(struct ixgbe_adapter *adapter, if (!add && adapter->netdev->flags & IFF_PROMISC) { reg_ndx = ixgbe_find_vlvf_entry(hw, vid); if (reg_ndx < 0) - goto out; + return err; vlvf = IXGBE_READ_REG(hw, IXGBE_VLVF(reg_ndx)); /* See if any other pools are set for this VLAN filter * entry other than the PF. @@ -833,8 +828,6 @@ static int ixgbe_set_vf_vlan_msg(struct ixgbe_adapter *adapter, ixgbe_set_vf_vlan(adapter, add, vid, VMDQ_P(0)); } -out: - return err; } @@ -951,7 +944,7 @@ static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf) /* this is a message we already processed, do nothing */ if (msgbuf[0] & (IXGBE_VT_MSGTYPE_ACK | IXGBE_VT_MSGTYPE_NACK)) - return retval; + return 0; /* flush the ack before we write any messages back */ IXGBE_WRITE_FLUSH(hw); @@ -966,7 +959,7 @@ static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf) if (!adapter->vfinfo[vf].clear_to_send) { msgbuf[0] |= IXGBE_VT_MSGTYPE_NACK; ixgbe_write_mbx(hw, msgbuf, 1, vf); - return retval; + return 0; } switch ((msgbuf[0] & 0xFFFF)) { |