From 7c8b0c098a374540792e2e8b30c4221c6f68e3ec Mon Sep 17 00:00:00 2001
From: Marc Mutz <marc.mutz@kdab.com>
Date: Thu, 16 Jul 2015 14:44:23 +0200
Subject: QFileSystemModel: reserve() a QList
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Change-Id: I136c24382a869ef92446dbe79bfd6a64273e55c6
Reviewed-by: Sérgio Martins <sergio.martins@kdab.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
---
 src/widgets/dialogs/qfilesystemmodel.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/widgets')

diff --git a/src/widgets/dialogs/qfilesystemmodel.cpp b/src/widgets/dialogs/qfilesystemmodel.cpp
index c4d2db95f3..fd49246e9f 100644
--- a/src/widgets/dialogs/qfilesystemmodel.cpp
+++ b/src/widgets/dialogs/qfilesystemmodel.cpp
@@ -1197,7 +1197,9 @@ void QFileSystemModel::sort(int column, Qt::SortOrder order)
     d->sortOrder = order;
 
     QModelIndexList newList;
-    for (int i = 0; i < nodeCount; ++i) {
+    const int numOldNodes = oldNodes.size();
+    newList.reserve(numOldNodes);
+    for (int i = 0; i < numOldNodes; ++i) {
         const QPair<QFileSystemModelPrivate::QFileSystemNode*, int> &oldNode = oldNodes.at(i);
         newList.append(d->index(oldNode.first, oldNode.second));
     }
-- 
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