[libvirt PATCH 04/14] conf: Use virTristateXXX in virDomainDiskDef

[Tim Wiederhake <twiederh@xxxxxxxxxx>]

Signed-off-by: Tim Wiederhake <twiederh@xxxxxxxxxx>
---
 src/conf/domain_conf.c | 39 ++++++++++++++++++++++++---------------
 src/conf/domain_conf.h |  6 +++---
 2 files changed, 27 insertions(+), 18 deletions(-)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 67954bb42b..a99553cb0b 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -9198,27 +9198,36 @@ virDomainDiskDefDriverParseXML(virDomainDiskDefPtr def,
     }
     VIR_FREE(tmp);
 
-    if ((tmp = virXMLPropString(cur, "ioeventfd")) &&
-        (def->ioeventfd = virTristateSwitchTypeFromString(tmp)) <= 0) {
-        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
-                       _("unknown disk ioeventfd mode '%s'"), tmp);
-        return -1;
+    if ((tmp = virXMLPropString(cur, "ioeventfd"))) {
+        int value;
+        if ((value = virTristateSwitchTypeFromString(tmp)) <= 0) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("unknown disk ioeventfd mode '%s'"), tmp);
+            return -1;
+        }
+        def->ioeventfd = value;
     }
     VIR_FREE(tmp);
 
-    if ((tmp = virXMLPropString(cur, "event_idx")) &&
-        (def->event_idx = virTristateSwitchTypeFromString(tmp)) <= 0) {
-        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
-                       _("unknown disk event_idx mode '%s'"), tmp);
-        return -1;
+    if ((tmp = virXMLPropString(cur, "event_idx"))) {
+        int value;
+        if ((value = virTristateSwitchTypeFromString(tmp)) <= 0) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("unknown disk event_idx mode '%s'"), tmp);
+            return -1;
+        }
+        def->event_idx = value;
     }
     VIR_FREE(tmp);
 
-    if ((tmp = virXMLPropString(cur, "copy_on_read")) &&
-        (def->copy_on_read = virTristateSwitchTypeFromString(tmp)) <= 0) {
-        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
-                       _("unknown disk copy_on_read mode '%s'"), tmp);
-        return -1;
+    if ((tmp = virXMLPropString(cur, "copy_on_read"))) {
+        int value;
+        if ((value = virTristateSwitchTypeFromString(tmp)) <= 0) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("unknown disk copy_on_read mode '%s'"), tmp);
+            return -1;
+        }
+        def->copy_on_read = value;
     }
     VIR_FREE(tmp);
 
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index 3da9ba01bf..1bbf859ca6 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -569,9 +569,9 @@ struct _virDomainDiskDef {
     int error_policy;  /* enum virDomainDiskErrorPolicy */
     int rerror_policy; /* enum virDomainDiskErrorPolicy */
     int iomode; /* enum virDomainDiskIo */
-    int ioeventfd; /* enum virTristateSwitch */
-    int event_idx; /* enum virTristateSwitch */
-    int copy_on_read; /* enum virTristateSwitch */
+    virTristateSwitch ioeventfd;
+    virTristateSwitch event_idx;
+    virTristateSwitch copy_on_read;
     int snapshot; /* virDomainSnapshotLocation, snapshot_conf.h */
     int startupPolicy; /* enum virDomainStartupPolicy */
     bool transient;
-- 
2.26.2