We received a SpaprMachineState argument. Since SpaprMachineState
inherits of MachineState, use it instead of calling qdev_get_machine.

Reviewed-by: Greg Kurz <groug@kaod.org>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 hw/ppc/spapr_rtas.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c
index e88bb1930e..6f06e9d7fe 100644
--- a/hw/ppc/spapr_rtas.c
+++ b/hw/ppc/spapr_rtas.c
@@ -267,7 +267,7 @@ static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu,
                                           uint32_t nret, target_ulong rets)
 {
     PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
-    MachineState *ms = MACHINE(qdev_get_machine());
+    MachineState *ms = MACHINE(spapr);
     unsigned int max_cpus = ms->smp.max_cpus;
     target_ulong parameter = rtas_ld(args, 0);
     target_ulong buffer = rtas_ld(args, 1);
-- 
2.21.1