From b40fdcbed7f9371d245714bade49783562044f9e Mon Sep 17 00:00:00 2001
From: Furion <_@furion.me>
Date: Thu, 28 Jul 2022 02:11:24 +0200
Subject: [PATCH] Drain the pending event queue

---
 modules/evm/src/lib.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/modules/evm/src/lib.rs b/modules/evm/src/lib.rs
index 636b3bd..3e84c5f 100644
--- a/modules/evm/src/lib.rs
+++ b/modules/evm/src/lib.rs
@@ -719,11 +719,13 @@ pub mod module {
 }
 
 impl<T: Config> Pallet<T> {
-	/// Process queued events
+	/// Process queued events.
+	/// The event queue must be purged at the end of each extrinsic call.
 	pub fn process_queued_events() -> DispatchResult {
-		for event in Self::queued_events().drain(..) {
+		for event in Self::queued_events() {
 			Pallet::<T>::deposit_event(event);
 		}
+		QueuedEvents::<T>::set(Vec::new());
 		Ok(())
 	}