tpm-backend: move set 'id' to common code

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>

2 files changed, 6 insertions, 15 deletions

diff --git a/hw/tpm/tpm_emulator.c b/hw/tpm/tpm_emulator.c
index 47f37d6cac..94e6660a5a 100644
--- a/hw/tpm/tpm_emulator.c
+++ b/hw/tpm/tpm_emulator.c
@@ -463,22 +463,16 @@ err:
     return -1;
 }
 
-static TPMBackend *tpm_emulator_create(QemuOpts *opts, const char *id)
+static TPMBackend *tpm_emulator_create(QemuOpts *opts)
 {
     TPMBackend *tb = TPM_BACKEND(object_new(TYPE_TPM_EMULATOR));
 
-    tb->id = g_strdup(id);
-
     if (tpm_emulator_handle_device_opts(TPM_EMULATOR(tb), opts)) {
-        goto err_exit;
+        object_unref(OBJECT(tb));
+        return NULL;
     }
 
     return tb;
-
-err_exit:
-    object_unref(OBJECT(tb));
-
-    return NULL;
 }
 
 static TpmTypeOptions *tpm_emulator_get_tpm_options(TPMBackend *tb)
diff --git a/hw/tpm/tpm_passthrough.c b/hw/tpm/tpm_passthrough.c
index 9326cbfdc9..7371d50739 100644
--- a/hw/tpm/tpm_passthrough.c
+++ b/hw/tpm/tpm_passthrough.c
@@ -284,13 +284,10 @@ tpm_passthrough_handle_device_opts(TPMPassthruState *tpm_pt, QemuOpts *opts)
     return 1;
 }
 
-static TPMBackend *tpm_passthrough_create(QemuOpts *opts, const char *id)
+static TPMBackend *tpm_passthrough_create(QemuOpts *opts)
 {
     Object *obj = object_new(TYPE_TPM_PASSTHROUGH);
-    TPMBackend *tb = TPM_BACKEND(obj);
-    TPMPassthruState *tpm_pt = TPM_PASSTHROUGH(tb);
-
-    tb->id = g_strdup(id);
+    TPMPassthruState *tpm_pt = TPM_PASSTHROUGH(obj);
 
     if (tpm_passthrough_handle_device_opts(tpm_pt, opts)) {
         goto err_exit;
@@ -301,7 +298,7 @@ static TPMBackend *tpm_passthrough_create(QemuOpts *opts, const char *id)
         goto err_exit;
     }
 
-    return tb;
+    return TPM_BACKEND(obj);
 
 err_exit:
     object_unref(obj);