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perform nil check before iterating over keys

pull/6/head
juanvallejo 2017-10-12 16:25:31 -04:00
parent efe6180806
commit 1fcd410d4a
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1 changed files with 4 additions and 0 deletions
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4
staging/src/k8s.io/client-go/tools/cache/delta_fifo.go vendored
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@ -539,6 +539,10 @@ func (f *DeltaFIFO) Resync() error {
f.lock.Lock() f.lock.Lock()
defer f.lock.Unlock() defer f.lock.Unlock()
if f.knownObjects == nil {
return nil
}
keys := f.knownObjects.ListKeys() keys := f.knownObjects.ListKeys()
for _, k := range keys { for _, k := range keys {
if err := f.syncKeyLocked(k); err != nil { if err := f.syncKeyLocked(k); err != nil {