Windows code: Fix clang-tidy warnings about else after jumps

Replace by switch() where appropriate, remove else and unindent code
or simplify the return value.

Change-Id: Ie988b9068a9579ae5a899b3765e43aad480b564e
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/corelib/tools/qtimezoneprivate_win.cpp b/src/corelib/tools/qtimezoneprivate_win.cpp
index ca7ea24fc5..1bf2366748 100644
--- a/src/corelib/tools/qtimezoneprivate_win.cpp
+++ b/src/corelib/tools/qtimezoneprivate_win.cpp
@@ -688,10 +688,10 @@ QString QWinTimeZonePrivate::displayName(QTimeZone::TimeType timeType,
     if (nameType == QTimeZone::OffsetName) {
         const QWinTransitionRule &rule =
             m_tranRules.at(ruleIndexForYear(m_tranRules, QDate::currentDate().year()));
+        int offset = rule.standardTimeBias;
         if (timeType == QTimeZone::DaylightTime)
-            return isoOffsetFormat((rule.standardTimeBias + rule.daylightTimeBias) * -60);
-        else
-            return isoOffsetFormat((rule.standardTimeBias) * -60);
+            offset += rule.daylightTimeBias;
+        return isoOffsetFormat(offset * -60);
     }
 
     switch (timeType) {