1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/src/io/qemu.rs b/kernel/src/io/qemu.rs
index 8b01885..cf673da 100644
--- a/kernel/src/io/qemu.rs
+++ b/kernel/src/io/qemu.rs
@@ -5,11 +5,12 @@ pub enum QemuExitCode {
     Failed = 0x11,
 }
 
-pub fn exit_qemu(exit_code: QemuExitCode) {
+pub fn exit_qemu(exit_code: QemuExitCode) -> ! {
     use x86_64::instructions::port::Port;
 
     unsafe {
         let mut port = Port::new(0xf4);
         port.write(exit_code as u32);
+        unreachable!("qemu should have quitted")
     }
 }