From b21bb02df5f626dbd87ee5bb58333201157ff391 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 10 Jul 2021 01:24:04 +0100
Subject: [PATCH] session: Get rid of a now-pointless vec copy

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 daemon/session.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/daemon/session.rs b/daemon/session.rs
index d3520772..e1606da6 100644
--- a/daemon/session.rs
+++ b/daemon/session.rs
@@ -126,11 +126,10 @@ fn session_inner(form: Json<SessionForm>,
       gpl.layout = layout;
     }
     let layout = gpl.layout;
-    let pieces: Vec<_> = ig.gs.pieces.iter().collect();
     let nick = gpl.nick.clone();
     let movehist = gpl.movehist.clone();
 
-    for (piece, gpc) in pieces {
+    for (piece, gpc) in ig.gs.pieces.iter() {
       let ipc = if let Some(pto) = ig.ipieces.get(piece) { pto }
       else { continue /* was deleted */ };
 
-- 
2.30.2