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fix nil pointer dereference in node_container_manager#enforceExistingCgroup

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This commit is contained in:
linyouchong 2018-07-14 10:42:42 +08:00
parent 614e3adda0
commit 6ff285bce3
1 changed files with 3 additions and 0 deletions
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3
pkg/kubelet/cm/node_container_manager.go
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@ -131,6 +131,9 @@ func enforceExistingCgroup(cgroupManager CgroupManager, cName CgroupName, rl v1.
Name: cName,
ResourceParameters: getCgroupConfig(rl),
}
if cgroupConfig.ResourceParameters == nil {
return fmt.Errorf("%q cgroup is not config properly", cgroupConfig.Name)
}
glog.V(4).Infof("Enforcing limits on cgroup %q with %d cpu shares and %d bytes of memory", cName, cgroupConfig.ResourceParameters.CpuShares, cgroupConfig.ResourceParameters.Memory)
if !cgroupManager.Exists(cgroupConfig.Name) {
return fmt.Errorf("%q cgroup does not exist", cgroupConfig.Name)