ixgbe: Fix SR-IOV VLAN pool configuration

The code for checking the PF bit in ixgbe_set_vf_vlan_msg was using the
wrong offset and as a result it was pulling the VLAN off of the PF even if
there were VFs numbered greater than 40 that still had the VLAN enabled.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c

@@ -887,10 +887,10 @@ static int ixgbe_set_vf_vlan_msg(struct ixgbe_adapter *adapter,
 			bits = IXGBE_READ_REG(hw, IXGBE_VLVFB(reg_ndx * 2));
 			bits &= ~(1 << VMDQ_P(0));
 			bits |= IXGBE_READ_REG(hw,
-					       IXGBE_VLVFB(reg_ndx * 2) + 1);
+					       IXGBE_VLVFB(reg_ndx * 2 + 1));
 		} else {
 			bits = IXGBE_READ_REG(hw,
-					      IXGBE_VLVFB(reg_ndx * 2) + 1);
+					      IXGBE_VLVFB(reg_ndx * 2 + 1));
 			bits &= ~(1 << (VMDQ_P(0) - 32));
 			bits |= IXGBE_READ_REG(hw, IXGBE_VLVFB(reg_ndx * 2));
 		}