Similarly to previous commit other specific fields which come from the
system data and aren't sanitized enough to be safe for XML were also
formatted via virBufferAsprintf.

Other static and safe strings used virBufferEscapeString instead of
virBufferAddLit.

Signed-off-by: Peter Krempa <[email protected]>
---
 src/conf/node_device_conf.c | 32 +++++++++++++-------------------
 1 file changed, 13 insertions(+), 19 deletions(-)

diff --git a/src/conf/node_device_conf.c b/src/conf/node_device_conf.c
index 87c046e571..95de77abe9 100644
--- a/src/conf/node_device_conf.c
+++ b/src/conf/node_device_conf.c
@@ -270,14 +270,6 @@ 
virNodeDeviceCapVPDFormatCustomSystemField(virPCIVPDResourceCustom *field, virBu
     virNodeDeviceCapVPDFormatCustomField(buf, "system_field", field);
 }

-static inline void
-virNodeDeviceCapVPDFormatRegularField(virBuffer *buf, const char *keyword, 
const char *value)
-{
-    if (keyword == NULL || value == NULL)
-        return;
-
-    virBufferAsprintf(buf, "<%s>%s</%s>\n", keyword, value, keyword);
-}

 static void
 virNodeDeviceCapVPDFormat(virBuffer *buf, virPCIVPDResource *res)
@@ -290,31 +282,33 @@ virNodeDeviceCapVPDFormat(virBuffer *buf, 
virPCIVPDResource *res)
     virBufferEscapeString(buf, "<name>%s</name>\n", res->name);

     if (res->ro != NULL) {
-        virBufferEscapeString(buf, "<fields access='%s'>\n", "readonly");
-
+        virBufferAddLit(buf, "<fields access='readonly'>\n");
         virBufferAdjustIndent(buf, 2);
-        virNodeDeviceCapVPDFormatRegularField(buf, "change_level", 
res->ro->change_level);
-        virNodeDeviceCapVPDFormatRegularField(buf, "manufacture_id", 
res->ro->manufacture_id);
-        virNodeDeviceCapVPDFormatRegularField(buf, "part_number", 
res->ro->part_number);
-        virNodeDeviceCapVPDFormatRegularField(buf, "serial_number", 
res->ro->serial_number);
+
+        virBufferEscapeString(buf, "<change_level>%s</change_level>\n", 
res->ro->change_level);
+        virBufferEscapeString(buf, "<manufacture_id>%s</manufacture_id>\n", 
res->ro->manufacture_id);
+        virBufferEscapeString(buf, "<part_number>%s</part_number>\n", 
res->ro->part_number);
+        virBufferEscapeString(buf, "<serial_number>%s</serial_number>\n", 
res->ro->serial_number);
+
         g_ptr_array_foreach(res->ro->vendor_specific,
                             (GFunc)virNodeDeviceCapVPDFormatCustomVendorField, 
buf);
-        virBufferAdjustIndent(buf, -2);

+        virBufferAdjustIndent(buf, -2);
         virBufferAddLit(buf, "</fields>\n");
     }

     if (res->rw != NULL) {
-        virBufferEscapeString(buf, "<fields access='%s'>\n", "readwrite");
-
+        virBufferAddLit(buf, "<fields access='readwrite'>\n");
         virBufferAdjustIndent(buf, 2);
-        virNodeDeviceCapVPDFormatRegularField(buf, "asset_tag", 
res->rw->asset_tag);
+
+        virBufferEscapeString(buf, "<asset_tag>%s</asset_tag>\n", 
res->rw->asset_tag);
+
         g_ptr_array_foreach(res->rw->vendor_specific,
                             (GFunc)virNodeDeviceCapVPDFormatCustomVendorField, 
buf);
         g_ptr_array_foreach(res->rw->system_specific,
                             (GFunc)virNodeDeviceCapVPDFormatCustomSystemField, 
buf);
-        virBufferAdjustIndent(buf, -2);

+        virBufferAdjustIndent(buf, -2);
         virBufferAddLit(buf, "</fields>\n");
     }

-- 
2.43.0
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