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| author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2017-11-06 19:39:06 +0100 |
|---|---|---|
| committer | Stefan Berger <stefanb@linux.vnet.ibm.com> | 2017-12-14 23:39:14 -0500 |
| commit | 69c07db04625cb243db6e8a0ac0a8e3973dd961a (patch) | |
| tree | b105e61084e75e7bff8850e1c5eb7417f347fea8 /hw | |
| parent | 3c3ef630621e4cdc5171dcfd19a22b2dc300bcb3 (diff) | |
| download | qemu-69c07db04625cb243db6e8a0ac0a8e3973dd961a.zip qemu-69c07db04625cb243db6e8a0ac0a8e3973dd961a.tar.gz qemu-69c07db04625cb243db6e8a0ac0a8e3973dd961a.tar.bz2 | |
tpm-passthrough: don't save guessed cancel_path in options
The value is later unneeded, and may leak if the free visitor doesn't
consider it since has_cancel_path is false. And for consistency with
"path" it shouldn't be returned in get_tpm_options().
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>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/tpm/tpm_passthrough.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/hw/tpm/tpm_passthrough.c b/hw/tpm/tpm_passthrough.c index 8c002e4..048edb1 100644 --- a/hw/tpm/tpm_passthrough.c +++ b/hw/tpm/tpm_passthrough.c @@ -226,9 +226,7 @@ static int tpm_passthrough_open_sysfs_cancel(TPMPassthruState *tpm_pt) if (snprintf(path, sizeof(path), "/sys/class/misc/%s/device/cancel", dev) < sizeof(path)) { fd = qemu_open(path, O_WRONLY); - if (fd >= 0) { - tpm_pt->options->cancel_path = g_strdup(path); - } else { + if (fd < 0) { error_report("tpm_passthrough: Could not open TPM cancel " "path %s : %s", path, strerror(errno)); } |