Fix boot once option

The boot once options seems to have gotten broken since it originally went in. We need to wait until the second time restore_boot_devices() gets called before restoring the standard boot order and removing itself from the reset list.

Signed-off-by Alex Williamson<[email protected]>

--

vl.c +7 -0

index a485c58..2fabc7e 100644
@@ -1193,6 +1193,13 @@ static void validate_bootdevices(char *devices)
  static void restore_boot_devices(void *opaque)
  {
      char *standard_boot_devices = opaque;
+    static int first = 1;
+
+    /* Restore boot order and remove ourselves after the first boot */
+    if (first) {
+        first = 0;
+        return;
+    }
 
      qemu_boot_set(standard_boot_devices);