generic: misc cleanups

kdm/kfrontend/themer/kdmlayout.cpp

@@ -160,10 +160,10 @@ KdmLayoutBox::update(QStack<QSize> &parentSizes, const QRect &parentGeometry, bo
             if (havetot < opttot + (ccnt - 1) * spacing)
                 spacing = (havetot - opttot) / (ccnt - 1);
             int extra = havetot - opttot - (ccnt - 1) * spacing;
-            int tesum, wesum, textra, wextra;
+            int tesum, wesum, wextra;
             do {
                 tesum = wesum = esum;
-                textra = wextra = extra;
+                wextra = extra;
                 int idx = 0;
                 forEachVisibleChild (itm) {
                     if (!lhs[idx].done) {

ksplash/ksplashx/main.cpp

@@ -41,7 +41,7 @@ int main( int argc, char* argv[] )
         usage( argv[ 0 ] );
     bool test = false;
     bool print_pid = false;
-    int* cpid;
+    int* cpid = 0;
     for( int i = 2; // 1 is the theme
          i < argc;
          ++i )

kwin/utils.cpp

@@ -351,6 +351,3 @@ Qt::KeyboardModifiers x11ToQtKeyboardModifiers(int state)
 #endif
 } // namespace
 
-#ifndef KCMRULES
-#include "moc_utils.cpp"
-#endif

libs/ksysguard/signalplotter/ksignalplotter.cpp

@@ -788,13 +788,11 @@ void KSignalPlotterPrivate::calculateNiceRange()
 {
     qreal max = mUserMaxValue;
     qreal min = mUserMinValue;
-    bool minFromUser = true;
     if( mUseAutoRange ) {
         if(!isnan(mMaxValue) && mMaxValue * 0.99 > max)  //Allow max value to go very slightly over the given max, for rounding reasons
             max = mMaxValue;
         if(!isnan(mMinValue) && mMinValue * 0.99 < min) {
             min = mMinValue;
-            minFromUser = false;
         }
     }
 

plasma/desktop/applets/trash/trash.cpp

@@ -396,7 +396,7 @@ void Trash::dropEvent(QGraphicsSceneDragDropEvent *event)
 QSizeF Trash::sizeHint(Qt::SizeHint which, const QSizeF & constraint) const
 {
     if (which == Qt::PreferredSize) {
-        int iconSize;
+        int iconSize = 0;
 
         switch (formFactor()) {
             case Plasma::Planar:

plasma/generic/applets/system-monitor/monitorbutton.cpp

@@ -109,11 +109,6 @@ void MonitorButton::paint(QPainter *p,
     Q_UNUSED(option)
     Q_UNUSED(widget)
 
-    QIcon::Mode mode = QIcon::Disabled;
-    if (isChecked()) {
-        mode = QIcon::Normal;
-    }
-
     QPixmap icon = Plasma::PaintUtils::transition(d->icon.pixmap(d->imageSize, QIcon::Disabled),
                                                   d->icon.pixmap(d->imageSize, QIcon::Normal),
                                                   isChecked() ? 1 : d->highlighter.currentValue());