ixgbe: remove redundant check on ret_val

The last check on ret_val is redundant since ret_val has not changed
since the previous check, so remove it as it is extraneous.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c

@@ -1813,9 +1813,6 @@ static s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw)
 	/* We need to run link autotry after the driver loads */
 	hw->mac.autotry_restart = true;
 
-	if (ret_val)
-		return ret_val;
-
 	return ixgbe_verify_fw_version_82599(hw);
 }