diff --git a/vl.c b/vl.c
index 2f81384..f6b3546 100644
--- a/vl.c
+++ b/vl.c
@@ -1609,9 +1609,7 @@
 
 static int qemu_shutdown_requested(void)
 {
-    int r = shutdown_requested;
-    shutdown_requested = 0;
-    return r;
+    return atomic_xchg(&shutdown_requested, 0);
 }
 
 static void qemu_kill_report(void)