From: Peter Krempa <pkrempa@redhat.com>
Date: Thu, 6 May 2021 15:02:50 +0000 (+0200)
Subject: virDomainVideoDefParseXML: Fix parsing of 'backend'
X-Git-Tag: v7.4.0-rc1~186
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=26cbc01bfc3ee5bd96a12e24869dceac4d437f90;p=thirdparty%2Flibvirt.git

virDomainVideoDefParseXML: Fix parsing of 'backend'

Commit 8391cfbc2dbc converted the code to use virXMLPropEnum unfaithfully
ommitting the check where 'backend' must be non-zero when parsed from the
user.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
---

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index d36ff536f4..bddc5eee26 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -14257,7 +14257,7 @@ virDomainVideoDefParseXML(virDomainXMLOption *xmlopt,
     if ((driver = virXPathNode("./driver", ctxt))) {
         if (virXMLPropEnum(driver, "name",
                            virDomainVideoBackendTypeFromString,
-                           VIR_XML_PROP_NONE, &def->backend) < 0)
+                           VIR_XML_PROP_NONZERO, &def->backend) < 0)
             return NULL;
         if (virDomainVirtioOptionsParseXML(driver, &def->virtio) < 0)
             return NULL;