f Drain results

Author: tnull

lightning/src/util/async_poll.rs

@@ -58,7 +58,7 @@ impl<F: Future<Output = Result<(), E>> + Unpin, E: Copy + Unpin> Future
 			Poll::Pending
 		} else {
 			let results = futures_state
-				.iter()
+				.drain(..)
 				.filter_map(|e| match e {
 					ResultFuture::Ready(res) => Some(res),
 					ResultFuture::Pending(_) => {
@@ -69,7 +69,6 @@ impl<F: Future<Output = Result<(), E>> + Unpin, E: Copy + Unpin> Future
 						None
 					},
 				})
-				.copied()
 				.collect();
 			Poll::Ready(results)
 		}