Merge pull request #55203 from hzxuzhonghu/azure-bug

Automatic merge from submit-queue (batch tested with PRs 54177, 55203, 55120, 55275, 55260). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

[bug fix]invalid memory address or nil pointer dereference when mounting azure disk 

**What this PR does / why we need it**:

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #55199

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```

pkg/volume/azure_dd/azure_mounter.go

@@ -45,7 +45,9 @@ var _ volume.Mounter = &azureDiskMounter{}
 func (m *azureDiskMounter) GetAttributes() volume.Attributes {
 	readOnly := false
 	volumeSource, err := getVolumeSource(m.spec)
-	if err != nil && volumeSource.ReadOnly != nil {
+	if err != nil {
+		glog.Infof("azureDisk - mounter failed to get volume source for spec %s %v", m.spec.Name(), err)
+	} else if volumeSource.ReadOnly != nil {
 		readOnly = *volumeSource.ReadOnly
 	}
 	return volume.Attributes{