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qemu: Use VIR_XPATH_NODE_AUTORESTORE when XPath context is modified

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Use the new helper when moving around the current node of the XPath
context.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2019-02-26 17:42:25 +01:00
parent 23ab209272
commit b6aacfc435
3 changed files with 6 additions and 12 deletions
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3
src/qemu/qemu_capabilities.c
View File

@ -3042,7 +3042,7 @@ virQEMUCapsLoadHostCPUModelInfo(virQEMUCapsPtr qemuCaps,
char *str = NULL;
xmlNodePtr hostCPUNode;
xmlNodePtr *nodes = NULL;
xmlNodePtr oldnode = ctxt->node;
VIR_XPATH_NODE_AUTORESTORE(ctxt);
qemuMonitorCPUModelInfoPtr hostCPU = NULL;
int ret = -1;
size_t i;
@ -3160,7 +3160,6 @@ virQEMUCapsLoadHostCPUModelInfo(virQEMUCapsPtr qemuCaps,
ret = 0;
cleanup:
ctxt->node = oldnode;
VIR_FREE(str);
VIR_FREE(nodes);
qemuMonitorCPUModelInfoFree(hostCPU);

6
src/qemu/qemu_domain.c
View File

@ -2717,7 +2717,7 @@ qemuDomainObjPrivateXMLParseJobNBDSource(xmlNodePtr node,
xmlXPathContextPtr ctxt,
virDomainDiskDefPtr disk)
{
xmlNodePtr savedNode = ctxt->node;
VIR_XPATH_NODE_AUTORESTORE(ctxt);
qemuDomainDiskPrivatePtr diskPriv = QEMU_DOMAIN_DISK_PRIVATE(disk);
char *format = NULL;
char *type = NULL;
@ -2772,7 +2772,6 @@ qemuDomainObjPrivateXMLParseJobNBDSource(xmlNodePtr node,
cleanup:
VIR_FREE(format);
VIR_FREE(type);
ctxt->node = savedNode;
return ret;
}
@ -2827,7 +2826,7 @@ qemuDomainObjPrivateXMLParseJob(virDomainObjPtr vm,
qemuDomainObjPrivatePtr priv,
xmlXPathContextPtr ctxt)
{
xmlNodePtr savedNode = ctxt->node;
VIR_XPATH_NODE_AUTORESTORE(ctxt);
char *tmp = NULL;
int ret = -1;
@ -2884,7 +2883,6 @@ qemuDomainObjPrivateXMLParseJob(virDomainObjPtr vm,
ret = 0;
cleanup:
ctxt->node = savedNode;
VIR_FREE(tmp);
return ret;
}

9
src/qemu/qemu_migration_cookie.c
View File

@ -946,7 +946,7 @@ qemuMigrationCookieNetworkXMLParse(xmlXPathContextPtr ctxt)
int n;
xmlNodePtr *interfaces = NULL;
char *vporttype;
xmlNodePtr save_ctxt = ctxt->node;
VIR_XPATH_NODE_AUTORESTORE(ctxt);
if (VIR_ALLOC(optr) < 0)
goto error;
@ -978,7 +978,6 @@ qemuMigrationCookieNetworkXMLParse(xmlXPathContextPtr ctxt)
VIR_FREE(interfaces);
cleanup:
ctxt->node = save_ctxt;
return optr;
error:
@ -997,7 +996,7 @@ qemuMigrationCookieNBDXMLParse(xmlXPathContextPtr ctxt)
size_t i;
int n;
xmlNodePtr *disks = NULL;
xmlNodePtr save_ctxt = ctxt->node;
VIR_XPATH_NODE_AUTORESTORE(ctxt);
if (VIR_ALLOC(ret) < 0)
goto error;
@ -1044,7 +1043,6 @@ qemuMigrationCookieNBDXMLParse(xmlXPathContextPtr ctxt)
VIR_FREE(port);
VIR_FREE(capacity);
VIR_FREE(disks);
ctxt->node = save_ctxt;
return ret;
error:
qemuMigrationCookieNBDFree(ret);
@ -1058,7 +1056,7 @@ qemuMigrationCookieStatisticsXMLParse(xmlXPathContextPtr ctxt)
{
qemuDomainJobInfoPtr jobInfo = NULL;
qemuMonitorMigrationStats *stats;
xmlNodePtr save_ctxt = ctxt->node;
VIR_XPATH_NODE_AUTORESTORE(ctxt);
if (!(ctxt->node = virXPathNode("./statistics", ctxt)))
goto cleanup;
@ -1136,7 +1134,6 @@ qemuMigrationCookieStatisticsXMLParse(xmlXPathContextPtr ctxt)
virXPathInt("string(./" VIR_DOMAIN_JOB_AUTO_CONVERGE_THROTTLE "[1])",
ctxt, &stats->cpu_throttle_percentage);
cleanup:
ctxt->node = save_ctxt;
return jobInfo;
}