Fix condition for using network unavailable taint in cloud_cidr_allocator

pkg/controller/nodeipam/ipam/cloud_cidr_allocator.go

@@ -112,7 +112,7 @@ func NewCloudCIDRAllocator(client clientset.Interface, cloud cloudprovider.Inter
 			// set to true, we need to process the node to set the condition.
 			networkUnavailableTaint := &v1.Taint{Key: algorithm.TaintNodeNetworkUnavailable, Effect: v1.TaintEffectNoSchedule}
 			_, cond := v1node.GetNodeCondition(&newNode.Status, v1.NodeNetworkUnavailable)
-			if cond == nil || cond.Status != v1.ConditionFalse || !utiltaints.TaintExists(newNode.Spec.Taints, networkUnavailableTaint) {
+			if cond == nil || cond.Status != v1.ConditionFalse || utiltaints.TaintExists(newNode.Spec.Taints, networkUnavailableTaint) {
 				return ca.AllocateOrOccupyCIDR(newNode)
 			}
 			return nil