Use File.read_exact instead of File.read

jath03 · web-flow · commit 894c76a342f8 · 2022-06-02T12:26:07.000-07:00
diff --git a/src/linux.rs b/src/linux.rs
@@ -175,7 +175,7 @@ impl I2CDevice for LinuxI2CDevice {
 
     /// Read data from the device to fill the provided slice
     fn read(&mut self, data: &mut [u8]) -> Result<(), LinuxI2CError> {
-        self.devfile.read(data).map_err(From::from).map(drop)
+        self.devfile.read_exact(data).map_err(From::from).map(drop)
     }
 
     /// Write the provided buffer to the device

Original file line number	Diff line number	Diff line change
`@@ -175,7 +175,7 @@ impl I2CDevice for LinuxI2CDevice {`
`175`	`175`
`176`	`176`	`/// Read data from the device to fill the provided slice`
`177`	`177`	`fn read(&mut self, data: &mut [u8]) -> Result<(), LinuxI2CError> {`
`178`		`- self.devfile.read(data).map_err(From::from).map(drop)`
	`178`	`+ self.devfile.read_exact(data).map_err(From::from).map(drop)`
`179`	`179`	`}`
`180`	`180`
`181`	`181`	`/// Write the provided buffer to the device`