cid#360695 Dereference after null check

<< precedence is higher than ?

Signed-off-by: Caolán McNamara <caolan.mcnamara@collabora.com>
Change-Id: Ie7a77ba949195b91df3b87059c0c458c57b2be94

wsd/COOLWSD.cpp

@@ -3556,7 +3556,7 @@ private:
             if (it != NewChildren.end())
                 NewChildren.erase(it);
             else
-                LOG_WRN("Unknown Kit process closed with pid " << child ? child->getPid() : -1);
+                LOG_WRN("Unknown Kit process closed with pid " << (child ? child->getPid() : -1));
 #if !MOBILEAPP
             rebalanceChildren(COOLWSD::NumPreSpawnedChildren);
 #endif