monitor: Fix crashes when using HMP commands without CPU

[mirror_qemu.git] / target / ppc / monitor.c

diff --git a/target/ppc/monitor.c b/target/ppc/monitor.c
index c2d0806dd1cefd0fc104968eb02f0b5d61cd60bf..b8f30e9eafd2bda6d131707cdbad81a557fab76e 100644 (file)
--- a/target/ppc/monitor.c
+++ b/target/ppc/monitor.c
@@ -62,6 +62,10 @@ void hmp_info_tlb(Monitor *mon, const QDict *qdict)
 {
     CPUArchState *env1 = mon_get_cpu_env();
 
+    if (!env1) {
+        monitor_printf(mon, "No CPU available\n");
+        return;
+    }
     dump_mmu((FILE*)mon, (fprintf_function)monitor_printf, env1);
 }