target-lm32: flush tlb after clearing env

The tlb data is stored within the CPU env. Therefore, the initialization
has to be done after we clear the environment. Otherwise the tlb will have
a valid entry for address 0x0.
Signed-off-by: NMichael Walle <michael@walle.cc>

target-lm32/cpu.c

@@ -36,10 +36,10 @@ static void lm32_cpu_reset(CPUState *s)
 
     lcc->parent_reset(s);
 
-    tlb_flush(env, 1);
-
     /* reset cpu state */
     memset(env, 0, offsetof(CPULM32State, breakpoints));
+
+    tlb_flush(env, 1);
 }
 
 static void lm32_cpu_realizefn(DeviceState *dev, Error **errp)