fix query overflow: don't subtract one when height is zero #2861
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erwanor
reviewed
Jul 21, 2023
crates/bin/pd/src/info.rs
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| @@ -99,7 +99,8 @@ impl Info { | |||
| // | |||
| // Try to do this behavior by querying at height = latest-1. | |||
| 0 => { | |||
| let height = self.storage.latest_snapshot().version() - 1; | |||
| let version = self.storage.latest_snapshot().version(); | |||
| let height = if version == 0 { version } else { version - 1 } | |||
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alternatively, saturating_sub works too
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