libvirt/0001-tpm-Use-dev-null-for-c...

35 lines
1.4 KiB
Diff

From: Stefan Berger <stefanb@linux.vnet.ibm.com>
Date: Thu, 29 Jun 2017 14:01:11 -0400
Subject: [PATCH] tpm: Use /dev/null for cancel path if none was found
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TPM 2 does not implement sysfs files for cancellation of commands.
We therefore use /dev/null for the cancel path passed to QEMU.
Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Tested-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
(cherry picked from commit dfbb15b75433e520fb1b905c1c3e28753e53e4a5)
---
src/util/virtpm.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/src/util/virtpm.c b/src/util/virtpm.c
index 6d9b0657a..d5c10da38 100644
--- a/src/util/virtpm.c
+++ b/src/util/virtpm.c
@@ -61,9 +61,7 @@ virTPMCreateCancelPath(const char *devpath)
VIR_FREE(path);
}
if (!path)
- virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
- _("No usable sysfs TPM cancel file could be "
- "found"));
+ ignore_value(VIR_STRDUP(path, "/dev/null"));
} else {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("TPM device path %s is invalid"), devpath);