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authorMarc-André Lureau <marcandre.lureau@redhat.com>2017-11-06 19:39:00 +0100
committerStefan Berger <stefanb@linux.vnet.ibm.com>2017-12-14 23:39:13 -0500
commit8a89c9ac15981c2d15ce4ee6d6ad67da58824a04 (patch)
tree0934508cd312e375675a7977026be1d77dc346d3 /hw/tpm/tpm_tis.c
parent67af320cd653a107c0bbdf0d2e6c51b24403c64d (diff)
tpm-backend: store TPMIf interface, improve backend_init()
Store the TPM interface, the actual object may be different from TPMState. Keep a reference on the interface, and check the backend wasn't already initialized. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Diffstat (limited to 'hw/tpm/tpm_tis.c')
-rw-r--r--hw/tpm/tpm_tis.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c
index 880ca1a572..9a2360e250 100644
--- a/hw/tpm/tpm_tis.c
+++ b/hw/tpm/tpm_tis.c
@@ -1082,7 +1082,7 @@ static void tpm_tis_realizefn(DeviceState *dev, Error **errp)
s->be_driver->fe_model = TPM_MODEL_TPM_TIS;
- if (tpm_backend_init(s->be_driver, s)) {
+ if (tpm_backend_init(s->be_driver, TPM_IF(s))) {
error_setg(errp, "tpm_tis: backend driver with id %s could not be "
"initialized", s->backend);
return;