ixgbe: Check for setup_internal_link method

Only call the internal_setup_link method when it is provided. This
check is required for newer version parts.

Signed-off-by: Mark Rustad <mark.d.rustad@intel.com>
Tested-by: Darin Miller <darin.j.miller@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
index 06b15ed..ebe0ac9 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
@@ -1617,7 +1617,7 @@ static s32 ixgbe_handle_lasi_ext_t_x550em(struct ixgbe_hw *hw)
        if (status)
                return status;
 
-       if (lsc)
+       if (lsc && phy->ops.setup_internal_link)
                return phy->ops.setup_internal_link(hw);
 
        return 0;