fixed overflow subtraction

2024-05-07 11:47:59 +01:00
parent f827eb4242
commit 0af807ac92
1 changed files with 6 additions and 1 deletions
@@ -245,13 +245,18 @@ impl BlockProcessor {
            .try_into()
            .unwrap_or_default();

-        let to_prune = last_to_keep - lowest;
+        let to_prune = last_to_keep.saturating_sub(lowest);
        match to_prune {
            v if v > 1000 => warn!("approximately {v} blocks worth of data will be pruned"),
            v if v > 100 => info!("approximately {v} blocks worth of data will be pruned"),
+            v if v == 0 => trace!("no blocks to prune"),
            v => debug!("approximately {v} blocks worth of data will be pruned"),
        }

+        if to_prune == 0 {
+            return Ok(());
+        }
+
        self.storage
            .prune_storage(last_to_keep, self.last_processed_height)
            .await?;