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Fix nil pointer exception in frontier building.

This commit is contained in:
Julius Volz 2013-03-16 01:19:21 -07:00 committed by Matt T. Proud
parent 896e172463
commit bb9c5ed7aa
1 changed files with 1 additions and 1 deletions
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2
storage/metric/frontier.go
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@ -44,7 +44,7 @@ func (f *diskFrontier) ContainsFingerprint(fingerprint model.Fingerprint) bool {
func newDiskFrontier(i iterator) (d *diskFrontier, err error) { func newDiskFrontier(i iterator) (d *diskFrontier, err error) {
i.SeekToLast() i.SeekToLast()
if i.Key() == nil { if !i.Valid() || i.Key() == nil {
return return
} }
lastKey, err := extractSampleKey(i) lastKey, err := extractSampleKey(i)