My original patch 
6a14ee0cfb19 "ixgbe: Add X550 support function pointers"
accidental set a default value for this structure member twice.
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
        .get_san_mac_addr       = &ixgbe_get_san_mac_addr_generic,
        .get_wwn_prefix         = &ixgbe_get_wwn_prefix_generic,
        .setup_link             = &ixgbe_setup_mac_link_X540,
-       .set_rxpba              = &ixgbe_set_rxpba_generic,
        .get_link_capabilities  = &ixgbe_get_copper_link_capabilities_generic,
        .setup_sfp              = NULL,
 };