@@ -634,13 +634,18 @@ static int vapic_prepare(VAPICROMState *s)
static void vapic_write(void *opaque, hwaddr addr, uint64_t data,
unsigned int size)
{
- CPUState *cs = current_cpu;
- X86CPU *cpu = X86_CPU(cs);
- CPUX86State *env = &cpu->env;
- hwaddr rom_paddr;
VAPICROMState *s = opaque;
+ X86CPU *cpu;
+ CPUX86State *env;
+ hwaddr rom_paddr;
- cpu_synchronize_state(cs);
+ if (!current_cpu) {
+ return;
+ }
+
+ cpu_synchronize_state(current_cpu);
+ cpu = X86_CPU(current_cpu);
+ env = &cpu->env;
/*
* The VAPIC supports two PIO-based hypercalls, both via port 0x7E.