para scheduler: fix division (#7339)

* para scheduler: fix division Signed-off-by: Oliver Tale-Yazdi <[email protected]> * Update runtime/parachains/src/scheduler.rs Co-authored-by: Liam Aharon <[email protected]> --------- Signed-off-by: Oliver Tale-Yazdi <[email protected]> Co-authored-by: Kian Paimani <[email protected]> Co-authored-by: Liam Aharon <[email protected]>
paritytech · Jun 11, 2023 · b6576d1 · b6576d1
1 parent b1cc6fa
commit b6576d1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/runtime/parachains/src/scheduler.rs b/runtime/parachains/src/scheduler.rs
@@ -636,7 +636,7 @@ impl<T: Config> Pallet<T> {
 		let session_start = <SessionStartBlock<T>>::get();
 		let blocks_since_session_start = now.saturating_sub(session_start);
 		let blocks_since_last_rotation =
-			blocks_since_session_start % config.group_rotation_frequency;
+			blocks_since_session_start % config.group_rotation_frequency.max(1u8.into());
 
 		let absolute_cutoff =
 			sp_std::cmp::max(config.chain_availability_period, config.thread_availability_period);