libvirt/libvirt-0.6.3-refresh-qemu-caps.patch

77 lines
2.4 KiB
Diff

commit 0e51348cb9aeafe5e2fd6469a4bde0baa1eb8720
Author: Cole Robinson <crobinso@redhat.com>
Date: Mon May 4 15:06:03 2009 -0400
Refresh QEMU driver capabilities for each getCapabilities call.
Also fix up a couple issues where caps are accessed without locking
the driver structure.
diff --git a/src/qemu_driver.c b/src/qemu_driver.c
index 23ea961..790dac6 100644
--- a/src/qemu_driver.c
+++ b/src/qemu_driver.c
@@ -1885,10 +1885,12 @@ static int qemudGetNodeInfo(virConnectPtr conn,
static char *qemudGetCapabilities(virConnectPtr conn) {
struct qemud_driver *driver = conn->privateData;
- char *xml;
+ char *xml = NULL;
qemuDriverLock(driver);
- if ((xml = virCapabilitiesFormatXML(driver->caps)) == NULL)
+ virCapabilitiesFree(qemu_driver->caps);
+ if ((qemu_driver->caps = qemudCapsInit()) == NULL ||
+ (xml = virCapabilitiesFormatXML(driver->caps)) == NULL)
virReportOOMError(conn);
qemuDriverUnlock(driver);
@@ -3169,20 +3171,26 @@ cleanup:
return ret;
}
-static int qemudNodeGetSecurityModel(virConnectPtr conn, virSecurityModelPtr secmodel)
+static int qemudNodeGetSecurityModel(virConnectPtr conn,
+ virSecurityModelPtr secmodel)
{
struct qemud_driver *driver = (struct qemud_driver *)conn->privateData;
char *p;
+ int ret = 0;
- if (!driver->securityDriver)
- return -2;
+ qemuDriverLock(driver);
+ if (!driver->securityDriver) {
+ ret = -2;
+ goto cleanup;
+ }
p = driver->caps->host.secModel.model;
if (strlen(p) >= VIR_SECURITY_MODEL_BUFLEN-1) {
qemudReportError(conn, NULL, NULL, VIR_ERR_INTERNAL_ERROR,
_("security model string exceeds max %d bytes"),
VIR_SECURITY_MODEL_BUFLEN-1);
- return -1;
+ ret = -1;
+ goto cleanup;
}
strcpy(secmodel->model, p);
@@ -3191,10 +3199,14 @@ static int qemudNodeGetSecurityModel(virConnectPtr conn, virSecurityModelPtr sec
qemudReportError(conn, NULL, NULL, VIR_ERR_INTERNAL_ERROR,
_("security DOI string exceeds max %d bytes"),
VIR_SECURITY_DOI_BUFLEN-1);
- return -1;
+ ret = -1;
+ goto cleanup;
}
strcpy(secmodel->doi, p);
- return 0;
+
+cleanup:
+ qemuDriverUnlock(driver);
+ return ret;
}
/* TODO: check seclabel restore */