If NULL is passed, the function will lookup <source> in current context.
Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
src/conf/domain_conf.c | 12 +++++++++++-
src/conf/domain_conf.h | 2 +-
2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 5773d07474..852489e185 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -9080,7 +9080,7 @@ virDomainStorageSourceParseBase(const char *type,
/**
* virDomainStorageSourceParse:
- * @node: XML node pointing to the source element to parse
+ * @node: XML node pointing to the source element to parse (see below)
* @ctxt: XPath context
* @src: filled with parsed data
* @flags: XML parser flags
@@ -9089,6 +9089,9 @@ virDomainStorageSourceParseBase(const char *type,
* Parses @src definition from element pointed to by @node. Note that this
* does not parse the 'type' and 'format' attributes of @src and 'type' needs
* to be set correctly prior to calling this function.
+ *
+ * If @node is NULL a <source> subelement is looked up in @ctxt to be used as
+ * source. Error is reported if the source is not found.
*/
int
virDomainStorageSourceParse(xmlNodePtr node,
@@ -9100,6 +9103,13 @@ virDomainStorageSourceParse(xmlNodePtr node,
VIR_XPATH_NODE_AUTORESTORE(ctxt);
xmlNodePtr tmp;
+ if (!node &&
+ !(node = virXPathNode("./source", ctxt))) {
+ virReportError(VIR_ERR_XML_ERROR, "%s",
+ _("missing <source> element for storage source"));
+ return -1;
+ }
+
ctxt->node = node;
switch ((virStorageType)src->type) {
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index ce6e5b4748..6fb73bdaf7 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -3463,7 +3463,7 @@ int virDomainStorageSourceParse(xmlNodePtr node,
virStorageSourcePtr src,
unsigned int flags,
virDomainXMLOptionPtr xmlopt)
- ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3);
+ ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3);
int virDomainDefGetVcpuPinInfoHelper(virDomainDefPtr def,
int maplen,
--
2.20.1
--
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