Minor tidies in example's XML converter

Make a local variable more local, set a variable only once its new
value is known to be valid.

Task-number: QTBUG-111228
Change-Id: Ib6aa16e8c834f89c6ccc0715f20b0e5f0a7f3b6d
Reviewed-by: Konrad Kujawa <konrad.kujawa@qt.io>
(cherry picked from commit 40b07ee887d9717088e3189b15c86a5c87759b1d)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/examples/corelib/serialization/convert/xmlconverter.cpp b/examples/corelib/serialization/convert/xmlconverter.cpp
index 080528f678..9d08be2e55 100644
--- a/examples/corelib/serialization/convert/xmlconverter.cpp
+++ b/examples/corelib/serialization/convert/xmlconverter.cpp
@@ -180,23 +180,23 @@ static QVariant variantFromXml(QXmlStreamReader &xml, Converter::Options options
         text = text.trimmed();
 
     QVariant result;
-    bool ok;
     if (type.isEmpty()) {
         // ok
     } else if (type == QLatin1String("number")) {
         // try integer first
+        bool ok;
         qint64 v = text.toLongLong(&ok);
         if (ok) {
             result = v;
         } else {
             // let's see floating point
             double d = text.toDouble(&ok);
-            result = d;
             if (!ok) {
                 fprintf(stderr, "%lld:%lld: Invalid XML: could not interpret '%s' as a number.\n",
                         xml.lineNumber(), xml.columnNumber(), qPrintable(text.toString()));
                 exit(EXIT_FAILURE);
             }
+            result = d;
         }
     } else if (type == QLatin1String("bytes")) {
         QByteArray data = text.toLatin1();