Commit a639f961 authored by Stefan Berger's avatar Stefan Berger
Browse files

tpm: Make sure the locality received from backend is valid 



Make sure that the locality passed from the backend to
tpm_tis_request_completed() is valid.

Signed-off-by: default avatarStefan Berger <stefanb@linux.ibm.com>
Reviewed-by: default avatarMarc-André Lureau <marcandre.lureau@redhat.com>
parent e92b63ea

hw/tpm/tpm_tis.c

+2 −0
Original line number Diff line number Diff line
@@ -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;