Init qemu_system_cond

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
diff --git a/cpus.c b/cpus.c
index eef0bb8..b95cc19 100644
--- a/cpus.c
+++ b/cpus.c
@@ -332,6 +332,7 @@
         return ret;
 
     qemu_cond_init(&qemu_pause_cond);
+    qemu_cond_init(&qemu_system_cond);
     qemu_mutex_init(&qemu_fair_mutex);
     qemu_mutex_init(&qemu_global_mutex);
     qemu_mutex_lock(&qemu_global_mutex);