Fix formatting (#266)

userspace/ksud_overlayfs/src/module.rs

@@ -12,8 +12,8 @@ use is_executable::is_executable;
 use java_properties::PropertiesIter;
 use log::{info, warn};
 
-use std::fs::OpenOptions;
 use std::fs;
+use std::fs::OpenOptions;
 use std::io;
 use std::{
     collections::HashMap,
@@ -381,26 +381,25 @@ fn _install_module(zip: &str) -> Result<()> {
     fn parse_size(size_str: &str) -> io::Result<u64> {
         let size_str = size_str.trim();
         if size_str.is_empty() {
-            return Err(io::Error::new(io::ErrorKind::InvalidData, "Empty size string"));
+            return Err(io::Error::new(
+                io::ErrorKind::InvalidData,
+                "Empty size string",
+            ));
         }
-    
         let (num, unit) = size_str.split_at(size_str.len().saturating_sub(1));
-        let num = u64::from_str(num.trim()).map_err(|_| io::Error::new(io::ErrorKind::InvalidData, "Invalid number"))?;
-    
+        let num = u64::from_str(num.trim())
+            .map_err(|_| io::Error::new(io::ErrorKind::InvalidData, "Invalid number"))?;
         let multiplier = match unit.to_ascii_uppercase().as_str() {
             "G" => 1 << 30,
             "M" => 1 << 20,
             "K" => 1 << 10,
             _ => 1, // Default to bytes if no unit is specified
         };
-    
         Ok(num * multiplier)
     }
-    
     fn get_sparse_image_size() -> u64 {
         let default_size = 6 << 30; // 6GB
         let custom_size_file = "/data/adb/ksu/custom_sparse_size.txt";
-    
         match fs::read_to_string(custom_size_file) {
             Ok(contents) => match parse_size(&contents) {
                 Ok(size) => size,