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Check nil pointer to avoid kubelet panic.

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Random-Liu 2017-03-24 17:27:15 -07:00
parent 948e3754f8
commit 9186d1568e
1 changed files with 1 additions and 1 deletions
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2
pkg/kubelet/kuberuntime/kuberuntime_manager.go
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@ -386,7 +386,7 @@ func (m *kubeGenericRuntimeManager) podSandboxChanged(pod *v1.Pod, podStatus *ku
} }
// Needs to create a new sandbox when network namespace changed. // Needs to create a new sandbox when network namespace changed.
if sandboxStatus.Linux != nil && sandboxStatus.Linux.Namespaces.Options != nil && if sandboxStatus.Linux != nil && sandboxStatus.Linux.Namespaces != nil && sandboxStatus.Linux.Namespaces.Options != nil &&
sandboxStatus.Linux.Namespaces.Options.HostNetwork != kubecontainer.IsHostNetworkPod(pod) { sandboxStatus.Linux.Namespaces.Options.HostNetwork != kubecontainer.IsHostNetworkPod(pod) {
glog.V(2).Infof("Sandbox for pod %q has changed. Need to start a new one", format.Pod(pod)) glog.V(2).Infof("Sandbox for pod %q has changed. Need to start a new one", format.Pod(pod))
return true, sandboxStatus.Metadata.Attempt + 1, "" return true, sandboxStatus.Metadata.Attempt + 1, ""