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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_emulator.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_emulator.c')
-rw-r--r--hw/tpm/tpm_emulator.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/tpm/tpm_emulator.c b/hw/tpm/tpm_emulator.c
index e1a68104d6..5f88975c25 100644
--- a/hw/tpm/tpm_emulator.c
+++ b/hw/tpm/tpm_emulator.c
@@ -186,7 +186,7 @@ static int tpm_emulator_set_locality(TPMEmulator *tpm_emu, uint8_t locty_number,
static void tpm_emulator_handle_request(TPMBackend *tb, TPMBackendCmd *cmd)
{
TPMEmulator *tpm_emu = TPM_EMULATOR(tb);
- TPMIfClass *tic = TPM_IF_GET_CLASS(tb->tpm_state);
+ TPMIfClass *tic = TPM_IF_GET_CLASS(tb->tpmif);
Error *err = NULL;
DPRINTF("processing TPM command");
@@ -201,7 +201,7 @@ static void tpm_emulator_handle_request(TPMBackend *tb, TPMBackendCmd *cmd)
goto error;
}
- tic->request_completed(TPM_IF(tb->tpm_state));
+ tic->request_completed(tb->tpmif);
return;
error: