improve size() usage in setupitem.

1 files changed, 8 insertions, 2 deletions

diff --git a/src/gui/widgets/setupitem.cpp b/src/gui/widgets/setupitem.cpp
index 8be4696e1..8be7dd520 100644
--- a/src/gui/widgets/setupitem.cpp
+++ b/src/gui/widgets/setupitem.cpp
@@ -895,9 +895,15 @@ void SetupItemSlider2::updateLabel()
 {
     int val = static_cast<int>(mSlider->getValue()) - mMin;
     if (val < 0)
+    {
         val = 0;
-    else if (val >= static_cast<signed>(mValues->size()))
-        val = static_cast<signed>(mValues->size()) - 1;
+    }
+    else
+    {
+        const int sz = static_cast<signed>(mValues->size());
+        if (val >= sz)
+            val = sz - 1;
+    }
     std::string str = mValues->at(val);
     mLabel2->setCaption(str);
 }