diff --git a/src/lrbanddesignintf.cpp b/src/lrbanddesignintf.cpp
index 32f8ba6..d4445dd 100644
--- a/src/lrbanddesignintf.cpp
+++ b/src/lrbanddesignintf.cpp
@@ -174,13 +174,8 @@ BandDesignIntf::~BandDesignIntf()
 //            delete band;
 //        }
 //    }
-
-    if (m_bandMarker) {
-        delete m_bandMarker;
-    }
-    if (m_bandNameLabel){
-        delete m_bandNameLabel;
-    }
+    delete m_bandMarker;
+    delete m_bandNameLabel;
 }
 
 void BandDesignIntf::paint(QPainter *ppainter, const QStyleOptionGraphicsItem *option, QWidget *widget)
diff --git a/src/lrdatadesignintf.h b/src/lrdatadesignintf.h
index b0807a2..464f324 100644
--- a/src/lrdatadesignintf.h
+++ b/src/lrdatadesignintf.h
@@ -413,7 +413,7 @@ public:
     bool isEditable() const {return false;}
     bool isRemovable() const {return false;}
     void invalidate(IDataSource::DatasourceMode mode){Q_UNUSED(mode)}
-    ~CallbackDatasourceHolder(){if (m_datasource) delete m_datasource;}
+    ~CallbackDatasourceHolder(){delete m_datasource;}
     void update(){}
     void clearErrors(){}
 private:
diff --git a/src/lrreportengine.cpp b/src/lrreportengine.cpp
index 036d08c..373e627 100644
--- a/src/lrreportengine.cpp
+++ b/src/lrreportengine.cpp
@@ -220,8 +220,7 @@ void ReportEnginePrivate::printReport(ReportPages pages, QPrinter &printer, cons
 
         currenPage++;
     }
-    if (painter) delete painter;
-
+    delete painter;
 }
 
 bool ReportEnginePrivate::printReport(QPrinter* printer)
@@ -543,7 +542,7 @@ ReportEngine::ReportEngine(QObject *parent)
 
 ReportEngine::~ReportEngine()
 {
-    if (d_ptr) delete d_ptr;
+    delete d_ptr;
 }
 
 bool ReportEngine::printReport(QPrinter *printer)
diff --git a/src/lrscriptenginemanager.cpp b/src/lrscriptenginemanager.cpp
index dbd701d..3e40700 100644
--- a/src/lrscriptenginemanager.cpp
+++ b/src/lrscriptenginemanager.cpp
@@ -268,10 +268,8 @@ QScriptValue groupFunction(QScriptContext* pcontext, QScriptEngine* pengine){
 
 ScriptEngineManager::~ScriptEngineManager()
 {
-    if (m_model){
-        delete m_model;
-        m_model=0;
-    }
+    delete m_model;
+    m_model = 0;
     delete m_scriptEngine;
 }
 
diff --git a/src/objectinspector/lrobjectitemmodel.cpp b/src/objectinspector/lrobjectitemmodel.cpp
index af642ea..d658927 100644
--- a/src/objectinspector/lrobjectitemmodel.cpp
+++ b/src/objectinspector/lrobjectitemmodel.cpp
@@ -91,8 +91,7 @@ QObjectPropertyModel::QObjectPropertyModel(QObject *parent/*=0*/)
 
 QObjectPropertyModel::~QObjectPropertyModel()
 {
-    if (m_rootNode)
-        delete m_rootNode;
+    delete m_rootNode;
 }
 
 void QObjectPropertyModel::initModel()