From a639f96111eadb3b8e3021fd3f27e2948ad1c640 Mon Sep 17 00:00:00 2001 From: Stefan Berger Date: Tue, 4 Dec 2018 09:54:39 -0500 Subject: tpm: Make sure the locality received from backend is valid MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Make sure that the locality passed from the backend to tpm_tis_request_completed() is valid. Signed-off-by: Stefan Berger Reviewed-by: Marc-André Lureau --- hw/tpm/tpm_tis.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'hw/tpm') diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c index 04e4ad9..2563d75 100644 --- a/hw/tpm/tpm_tis.c +++ b/hw/tpm/tpm_tis.c @@ -295,6 +295,8 @@ static void tpm_tis_request_completed(TPMIf *ti, int ret) uint8_t locty = s->cmd.locty; uint8_t l; + assert(TPM_TIS_IS_VALID_LOCTY(locty)); + if (s->cmd.selftest_done) { for (l = 0; l < TPM_TIS_NUM_LOCALITIES; l++) { s->loc[l].sts |= TPM_TIS_STS_SELFTEST_DONE; -- cgit v1.1