tpm: make tpm_get_backend_driver() static

No need to export the function.

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>

1 files changed, 1 insertions, 1 deletions

diff --git a/tpm.c b/tpm.c
index 3122227156..bc7d7470a8 100644
--- a/tpm.c
+++ b/tpm.c
@@ -31,7 +31,7 @@ void tpm_register_model(enum TpmModel model)
     tpm_models[model] = true;
 }
 
-const TPMDriverOps *tpm_get_backend_driver(const char *type)
+static const TPMDriverOps *tpm_get_backend_driver(const char *type)
 {
     int i = qapi_enum_parse(&TpmType_lookup, type, -1, NULL);