weizhouapache commented on a change in pull request #4800:
URL: https://github.com/apache/cloudstack/pull/4800#discussion_r593155348
##########
File path:
plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java
##########
@@ -4266,7 +4266,8 @@ public void setBackingFileFormat(String volPath) {
Map<String, String> info = qemu.info(file);
String backingFilePath = info.get(new String("backing_file"));
String backingFileFormat = info.get(new
String("backing_file_format"));
- if
(org.apache.commons.lang.StringUtils.isEmpty(backingFileFormat)) {
+ if (org.apache.commons.lang.StringUtils.isNotBlank(backingFilePath)
+ &&
org.apache.commons.lang.StringUtils.isEmpty(backingFileFormat)) {
Review comment:
@rhtyd then it is fine, we do nothing.
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