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core/rawdb: simplify condition
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1 changed files with 2 additions and 5 deletions
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@ -367,11 +367,8 @@ func unindexTransactionsForTesting(db ethdb.Database, from uint64, to uint64, in
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// PruneTransactionIndex removes all tx index entries below a certain block number.
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func PruneTransactionIndex(db ethdb.Database, pruneBlock uint64) {
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tail := ReadTxIndexTail(db)
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if tail == nil {
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return // no index
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}
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if *tail > pruneBlock {
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return // index ends above pruneBlock
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if tail == nil || *tail > pruneBlock {
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return // no index, or index ends above pruneBlock
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}
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// There are blocks below pruneBlock in the index. Iterate the entire index to remove
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