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Fix nil pointer dereference in the azure provider

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PlatformFaultDomain in the VM properties returned by Azure will be nil
if the VM is not part of an availability set. Use to.Int32() from the
Azure SDK to safely retrieve its value.
This commit is contained in:
Vilmos Nebehaj
2019-12-05 14:33:59 -08:00
parent bd4c9a2263
commit 3fa070ad38
1 changed files with 1 additions and 1 deletions
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2
staging/src/k8s.io/legacy-cloud-providers/azure/azure_standard.go
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@@ -463,7 +463,7 @@ func (as *availabilitySet) GetZoneByNodeName(name string) (cloudprovider.Zone, e
failureDomain = as.makeZone(to.String(vm.Location), zoneID)
} else {
// Availability zone is not used for the node, falling back to fault domain.
failureDomain = strconv.Itoa(int(*vm.VirtualMachineProperties.InstanceView.PlatformFaultDomain))
failureDomain = strconv.Itoa(int(to.Int32(vm.VirtualMachineProperties.InstanceView.PlatformFaultDomain)))
}
zone := cloudprovider.Zone{