uauhfa

add a shrimple macro

kernel/src/device_tree.rs

@@ -65,7 +65,7 @@ impl fmt::Display for DeviceTree {
                     writeln!(f, "{}{}\r", tab!(3), attr)?;
                 }
                 for child in &device.children {
-                    writeln!(f, "{}{}\r", tab!(4), child.name)?;
+                    writeln!(f, "{}{}\r", tab!(3), child.name)?;
                     for attr in &child.attributes {
                         writeln!(f, "{}{}\r", tab!(4), attr)?;
                     }