lxd/device: Add named return results to unixDeviceAttributes function

Signed-off-by: Kadin Sayani <[email protected]>

lxd/device/device_utils_unix.go

@@ -20,17 +20,16 @@ import (
 // unixDefaultMode default mode to create unix devices with if not specified in device config.
 const unixDefaultMode = 0660
 
-// unixDeviceAttributes returns the decice type, major and minor numbers for a device.
-func unixDeviceAttributes(path string) (string, uint32, uint32, error) {
+// unixDeviceAttributes returns the device type, major and minor numbers for a device.
+func unixDeviceAttributes(path string) (dType string, major uint32, minor uint32, err error) {
 	// Get a stat struct from the provided path
 	stat := unix.Stat_t{}
-	err := unix.Stat(path, &stat)
+	err = unix.Stat(path, &stat)
 	if err != nil {
 		return "", 0, 0, err
 	}
 
 	// Check what kind of file it is
-	dType := ""
 	if stat.Mode&unix.S_IFMT == unix.S_IFBLK {
 		dType = "b"
 	} else if stat.Mode&unix.S_IFMT == unix.S_IFCHR {
@@ -40,8 +39,9 @@ func unixDeviceAttributes(path string) (string, uint32, uint32, error) {
 	}
 
 	// Return the device information
-	major := unix.Major(uint64(stat.Rdev))
-	minor := unix.Minor(uint64(stat.Rdev))
+	major = unix.Major(uint64(stat.Rdev))
+	minor = unix.Minor(uint64(stat.Rdev))
+
 	return dType, major, minor, nil
 }