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-rw-r--r--hw/tpm/tpm_tis.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c
index 5504fb4ce4..abe384ba9a 100644
--- a/hw/tpm/tpm_tis.c
+++ b/hw/tpm/tpm_tis.c
@@ -888,7 +888,8 @@ static void tpm_tis_initfn(Object *obj)
ISADevice *dev = ISA_DEVICE(obj);
TPMState *s = TPM(obj);
- memory_region_init_io(&s->mmio, NULL, &tpm_tis_memory_ops, s, "tpm-tis-mmio",
+ memory_region_init_io(&s->mmio, OBJECT(s), &tpm_tis_memory_ops,
+ s, "tpm-tis-mmio",
TPM_TIS_NUM_LOCALITIES << TPM_TIS_LOCALITY_SHIFT);
memory_region_add_subregion(isa_address_space(dev), TPM_TIS_ADDR_BASE,
&s->mmio);