Fix typo which could cause segment fault

- (firewalld/queryrulesfirewalldjob) Fix typo
- (firewalld/firewalldjob) emitResult when error happens earlier

kcm/backends/firewalld/firewalldjob.cpp

@@ -70,6 +70,7 @@ T FirewalldJob::connectCall(QDBusPendingCallWatcher *watcher)
         setErrorText(reply.error().message());
         setError(DBUSFIREWALLDDERROR);
         qCDebug(FirewallDJobDebug) << "job error message: " << errorString();
+        emitResult();
     }
     return reply.value();
 }

kcm/backends/firewalld/queryrulesfirewalldjob.cpp

@@ -15,10 +15,13 @@ QueryRulesFirewalldJob::QueryRulesFirewalldJob()
     connect(m_direct, &KJob::result, this, [this](void) {
         m_directFinished = true;
 
-        if(m_direct->error()) {
-          qCDebug(FirewallDJobDebug) << "Query Job Failed: " << m_direct->error() << m_direct->errorString();
-          return;
+        if (m_direct->error()) {
+            setError(m_direct->error());
+            setErrorText(m_direct->errorString());
+            emitResult();
+            return;
         }
+
         m_replyDirect = m_direct->getFirewalldreply();
         if (m_simpleFinished) {
             emitResult();
@@ -28,9 +31,11 @@ QueryRulesFirewalldJob::QueryRulesFirewalldJob()
     connect(m_simple, &KJob::result, this, [this](void) {
         m_simpleFinished = true;
 
-        if(m_direct->error()) {
-          qCDebug(FirewallDJobDebug) << "Query Job Failed: " << m_direct->error() << m_direct->errorString();
-          return;
+        if (m_simple->error()) {
+            setError(m_simple->error());
+            setErrorText(m_simple->errorString());
+            emitResult();
+            return;
         }
 
         m_replyServices = m_simple->getServices();