Github user jburwell commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/1365#discussion_r58782564
--- Diff:
utils/src/main/java/org/apache/cloudstack/utils/volume/VirtualMachineDiskInfo.java
---
@@ -39,4 +38,11 @@ public void setDiskDeviceBusName(String
diskDeviceBusName) {
public void setDiskChain(String[] diskChain) {
this.diskChain = diskChain;
}
+
+ public String getControllerFromDeviceBusName() {
+ if (StringUtils.isEmpty(diskDeviceBusName) ||
!diskDeviceBusName.contains(":")) {
+ return null;
--- End diff --
Return an empty string rather than null to avoid potential NPEs.
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