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-rw-r--r--hw/mem/pc-dimm.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index b1239fd0d3..29c785799c 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -38,6 +38,13 @@ void pc_dimm_pre_plug(PCDIMMDevice *dimm, MachineState *machine,
slot = object_property_get_int(OBJECT(dimm), PC_DIMM_SLOT_PROP,
&error_abort);
+ if ((slot < 0 || slot >= machine->ram_slots) &&
+ slot != PC_DIMM_UNASSIGNED_SLOT) {
+ error_setg(&local_err, "invalid slot number, valid range is [0-%"
+ PRIu64 "]", machine->ram_slots - 1);
+ goto out;
+ }
+
slot = pc_dimm_get_free_slot(slot == PC_DIMM_UNASSIGNED_SLOT ? NULL : &slot,
machine->ram_slots, &local_err);
if (local_err) {