typofix - https://github.com/vlajos/misspell_fixer

pkg/storage/etcd/etcd_helper.go

@@ -476,7 +476,7 @@ func (h *etcdHelper) getFromCache(index uint64) (runtime.Object, bool) {
 	}()
 	obj, found := h.cache.Get(index)
 	if found {
-		// We should not return the object itself to avoid poluting the cache if someone
+		// We should not return the object itself to avoid polluting the cache if someone
 		// modifies returned values.
 		objCopy, err := h.copier.Copy(obj.(runtime.Object))
 		if err != nil {

pkg/storage/etcd/etcd_util.go

@@ -34,7 +34,7 @@ func IsEtcdNotFound(err error) bool {
 	return isEtcdErrorNum(err, tools.EtcdErrorCodeNotFound)
 }
 
-// IsEtcdNodeExist returns true iff err is an etcd node aleady exist error.
+// IsEtcdNodeExist returns true iff err is an etcd node already exist error.
 func IsEtcdNodeExist(err error) bool {
 	return isEtcdErrorNum(err, tools.EtcdErrorCodeNodeExist)
 }

pkg/storage/interfaces.go

@@ -124,10 +124,10 @@ type Interface interface {
 	// GuaranteedUpdate keeps calling 'tryUpdate()' to update key 'key' (of type 'ptrToType')
 	// retrying the update until success if there is index conflict.
 	// Note that object passed to tryUpdate may change acress incovations of tryUpdate() if
-	// other writers are simultanously updateing it, to tryUpdate() needs to take into account
+	// other writers are simultaneously updateing it, to tryUpdate() needs to take into account
 	// the current contents of the object when deciding how the update object should look.
 	//
-	// Exmaple:
+	// Example:
 	//
 	// s := /* implementation of Interface */
 	// err := s.GuaranteedUpdate(