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virXMLParseHelper: Refactor cleanup

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Switch @xml and @pctxt to g_autofree and get rid of the "error" and
"cleanup" labels.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Tim Wiederhake <twiederh@redhat.com>
This commit is contained in:
Peter Krempa 2021-04-14 13:06:51 +02:00
parent e87eeefb3e
commit 638007f916
1 changed files with 7 additions and 15 deletions
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22
src/util/virxml.c
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@ -786,8 +786,8 @@ virXMLParseHelper(int domcode,
xmlXPathContextPtr *ctxt)
{
struct virParserData private;
xmlParserCtxtPtr pctxt;
xmlDocPtr xml = NULL;
g_autoptr(xmlParserCtxt) pctxt = NULL;
g_autoptr(xmlDoc) xml = NULL;
const char *docname;
if (filename)
@ -823,32 +823,24 @@ virXMLParseHelper(int domcode,
docname);
}
goto error;
return NULL;
}
if (xmlDocGetRootElement(xml) == NULL) {
virGenericReportError(domcode, VIR_ERR_INTERNAL_ERROR,
"%s", _("missing root element"));
goto error;
return NULL;
}
if (ctxt) {
if (!(*ctxt = virXMLXPathContextNew(xml)))
goto error;
return NULL;
(*ctxt)->node = xmlDocGetRootElement(xml);
}
cleanup:
xmlFreeParserCtxt(pctxt);
return xml;
error:
xmlFreeDoc(xml);
xml = NULL;
goto cleanup;
return g_steal_pointer(&xml);
}
const char *virXMLPickShellSafeComment(const char *str1, const char *str2)