Port to Q_NULLPTR

autotests/testkldap.cpp

@@ -44,8 +44,8 @@ void KLdapTest::initTestCase()
       The specified server should not be a production server in case we break anything here.
       You have been warned!
     */
-    m_search = 0;
-    m_model = 0;
+    m_search = Q_NULLPTR;
+    m_model = Q_NULLPTR;
 
     QString filename(QStringLiteral("testurl.txt"));
     QFile file(filename);

kioslave/src/ldap/kio_ldap.cpp

@@ -288,7 +288,7 @@ void LDAPProtocol::setHost(const QString &host, quint16 port,
         mServer.setPort(port);
     } else {
         struct servent *pse;
-        if ((pse = getservbyname(mProtocol, "tcp")) == NULL) {
+        if ((pse = getservbyname(mProtocol, "tcp")) == Q_NULLPTR) {
             if (mProtocol == "ldaps") {
                 mServer.setPort(636);
             } else {