core/rawdb: fix leak of backoff timer (#25776)
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@ -92,6 +92,8 @@ func (f *chainFreezer) freeze(db ethdb.KeyValueStore) {
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backoff bool
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triggered chan struct{} // Used in tests
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)
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timer := time.NewTimer(freezerRecheckInterval)
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defer timer.Stop()
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for {
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select {
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case <-f.quit:
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@ -106,8 +108,9 @@ func (f *chainFreezer) freeze(db ethdb.KeyValueStore) {
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triggered = nil
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}
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select {
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case <-time.NewTimer(freezerRecheckInterval).C:
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case <-timer.C:
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backoff = false
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timer.Reset(freezerRecheckInterval)
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case triggered = <-f.trigger:
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backoff = false
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case <-f.quit:
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