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-rw-r--r--hw/mem/pc-dimm.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index a3a2560301..48b913aba6 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -181,7 +181,21 @@ static void pc_dimm_realize(DeviceState *dev, Error **errp)
PCDIMMDevice *dimm = PC_DIMM(dev);
PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm);
MachineState *ms = MACHINE(qdev_get_machine());
- int nb_numa_nodes = ms->numa_state->num_nodes;
+
+ if (ms->numa_state) {
+ int nb_numa_nodes = ms->numa_state->num_nodes;
+
+ if (((nb_numa_nodes > 0) && (dimm->node >= nb_numa_nodes)) ||
+ (!nb_numa_nodes && dimm->node)) {
+ error_setg(errp, "'DIMM property " PC_DIMM_NODE_PROP " has value %"
+ PRIu32 "' which exceeds the number of numa nodes: %d",
+ dimm->node, nb_numa_nodes ? nb_numa_nodes : 1);
+ return;
+ }
+ } else if (dimm->node > 0) {
+ error_setg(errp, "machine doesn't support NUMA");
+ return;
+ }
if (!dimm->hostmem) {
error_setg(errp, "'" PC_DIMM_MEMDEV_PROP "' property is not set");
@@ -191,13 +205,6 @@ static void pc_dimm_realize(DeviceState *dev, Error **errp)
object_get_canonical_path_component(OBJECT(dimm->hostmem)));
return;
}
- if (((nb_numa_nodes > 0) && (dimm->node >= nb_numa_nodes)) ||
- (!nb_numa_nodes && dimm->node)) {
- error_setg(errp, "'DIMM property " PC_DIMM_NODE_PROP " has value %"
- PRIu32 "' which exceeds the number of numa nodes: %d",
- dimm->node, nb_numa_nodes ? nb_numa_nodes : 1);
- return;
- }
if (ddc->realize) {
ddc->realize(dimm, errp);