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-rw-r--r--include/sysemu/tpm_backend.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/sysemu/tpm_backend.h b/include/sysemu/tpm_backend.h
index c5d1a6818a..df9ebd0e81 100644
--- a/include/sysemu/tpm_backend.h
+++ b/include/sysemu/tpm_backend.h
@@ -99,12 +99,13 @@ enum TpmType tpm_backend_get_type(TPMBackend *s);
* @s: the backend to initialized
* @tpmif: TPM interface
* @datacb: callback for sending data to frontend
+ * @errp: a pointer to return the #Error object if an error occurs.
*
* Initialize the backend with the given variables.
*
* Returns 0 on success.
*/
-int tpm_backend_init(TPMBackend *s, TPMIf *tpmif);
+int tpm_backend_init(TPMBackend *s, TPMIf *tpmif, Error **errp);
/**
* tpm_backend_startup_tpm: