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core: panic for impossible child indexer relationship

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Felix Lange 2020-04-27 11:19:30 +02:00 committed by GitHub
parent 78c3e5f42e
commit c82c554508
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1 changed files with 2 additions and 2 deletions
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core/chain_indexer.go
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@ -439,8 +439,8 @@ func (c *ChainIndexer) Sections() (uint64, uint64, common.Hash) {
// AddChildIndexer adds a child ChainIndexer that can use the output of this one // AddChildIndexer adds a child ChainIndexer that can use the output of this one
func (c *ChainIndexer) AddChildIndexer(indexer *ChainIndexer) { func (c *ChainIndexer) AddChildIndexer(indexer *ChainIndexer) {
if c == indexer { if indexer == c {
return panic("can't add indexer as a child of itself")
} }
c.lock.Lock() c.lock.Lock()
defer c.lock.Unlock() defer c.lock.Unlock()