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Fix possible panic when getting primary IPConfig

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This commit is contained in:
Pengfei Ni 2018-01-23 16:57:45 +08:00
parent 5d14ab37af
commit c0e6296377
1 changed files with 5 additions and 1 deletions
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6
pkg/cloudprovider/providers/azure/azure_standard.go
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@ -221,6 +221,10 @@ func getPrimaryInterfaceID(machine compute.VirtualMachine) (string, error) {
} }
func getPrimaryIPConfig(nic network.Interface) (*network.InterfaceIPConfiguration, error) { func getPrimaryIPConfig(nic network.Interface) (*network.InterfaceIPConfiguration, error) {
if nic.IPConfigurations == nil {
return nil, fmt.Errorf("nic.IPConfigurations for nic (nicname=%q) is nil", *nic.Name)
}
if len(*nic.IPConfigurations) == 1 { if len(*nic.IPConfigurations) == 1 {
return &((*nic.IPConfigurations)[0]), nil return &((*nic.IPConfigurations)[0]), nil
} }
@ -231,7 +235,7 @@ func getPrimaryIPConfig(nic network.Interface) (*network.InterfaceIPConfiguratio
} }
} }
return nil, fmt.Errorf("failed to determine the determine primary ipconfig. nicname=%q", *nic.Name) return nil, fmt.Errorf("failed to determine the primary ipconfig. nicname=%q", *nic.Name)
} }
func isInternalLoadBalancer(lb *network.LoadBalancer) bool { func isInternalLoadBalancer(lb *network.LoadBalancer) bool {