Core/Misc: Fix static analysis issues reported by Coverity

src/server/game/Entities/GameObject/GameObject.cpp

@@ -117,6 +117,7 @@ GameObject::GameObject() : WorldObject(false), MapObject(),
     m_respawnTime = 0;
     m_respawnDelayTime = 300;
     m_despawnDelay = 0;
+    m_despawnRespawnTime = 0s;
     m_lootState = GO_NOT_READY;
     m_spawnedByDefault = true;
     m_usetimes = 0;

src/server/game/Entities/Object/Object.cpp

@@ -965,7 +965,7 @@ void MovementInfo::OutDebug()
 
 WorldObject::WorldObject(bool isWorldObject) : Object(), WorldLocation(), LastUsedScriptID(0),
 m_movementInfo(), m_name(), m_isActive(false), m_isFarVisible(false), m_isWorldObject(isWorldObject), m_zoneScript(nullptr),
-m_transport(nullptr), m_zoneId(0), m_areaId(0), m_staticFloorZ(VMAP_INVALID_HEIGHT), m_currMap(nullptr), m_InstanceId(0),
+m_transport(nullptr), m_zoneId(0), m_areaId(0), m_staticFloorZ(VMAP_INVALID_HEIGHT), m_outdoors(false), m_currMap(nullptr), m_InstanceId(0),
 m_phaseMask(PHASEMASK_NORMAL), m_notifyflags(0)
 {
     m_serverSideVisibility.SetValue(SERVERSIDE_VISIBILITY_GHOST, GHOST_VISIBILITY_ALIVE | GHOST_VISIBILITY_GHOST);

src/server/game/Entities/Player/Player.cpp

@@ -15748,7 +15748,7 @@ bool Player::GiveQuestSourceItem(Quest const* quest)
     if (srcitem > 0)
     {
         // Don't give source item if it is the same item used to start the quest
-        ItemTemplate const* itemTemplate = sObjectMgr->GetItemTemplate(srcitem);
+        ItemTemplate const* itemTemplate = ASSERT_NOTNULL(sObjectMgr->GetItemTemplate(srcitem));
         if (quest->GetQuestId() == itemTemplate->StartQuest)
             return true;
 

src/server/game/Entities/Unit/Unit.cpp

@@ -10934,6 +10934,7 @@ bool Unit::InitTamedPet(Pet* pet, uint8 level, uint32 spell_id)
     else                                                // creature died
     {
         TC_LOG_DEBUG("entities.unit", "DealDamageNotPlayer");
+        ASSERT_NODEBUGINFO(creature);
 
         if (!creature->IsPet())
         {

src/server/game/Server/WorldSocket.cpp

@@ -378,6 +378,7 @@ WorldSocket::ReadDataHandlerResult WorldSocket::ReadDataHandler()
     if (!_worldSession)
     {
         TC_LOG_ERROR("network.opcode", "ProcessIncoming: Client not authed opcode = %u", uint32(opcode));
+        delete packetToQueue;
         return ReadDataHandlerResult::Error;
     }
 
@@ -385,6 +386,7 @@ WorldSocket::ReadDataHandlerResult WorldSocket::ReadDataHandler()
     if (!handler)
     {
         TC_LOG_ERROR("network.opcode", "No defined handler for opcode %s sent by %s", GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet.GetOpcode())).c_str(), _worldSession->GetPlayerInfo().c_str());
+        delete packetToQueue;
         return ReadDataHandlerResult::Error;
     }
 

src/server/game/Spells/Auras/SpellAuras.cpp

@@ -2714,6 +2714,7 @@ DynObjAura::DynObjAura(AuraCreateInfo const& createInfo)
     LoadScripts();
     ASSERT(GetDynobjOwner());
     ASSERT(GetDynobjOwner()->IsInWorld());
+    ASSERT(createInfo.Caster);
     ASSERT(GetDynobjOwner()->GetMap() == createInfo.Caster->GetMap());
     _InitEffects(createInfo._auraEffectMask, createInfo.Caster, createInfo.BaseAmount);
     GetDynobjOwner()->SetAura(this);

src/server/game/Time/UpdateTime.cpp

@@ -49,6 +49,8 @@ uint32 UpdateTime::GetTimeWeightedAverageUpdateTime() const
         sum += diff * diff;
         weightsum += diff;
     }
+    if (weightsum == 0)
+        return 0;
     return sum / weightsum;
 }
 

src/server/scripts/Spells/spell_item.cpp

@@ -3729,7 +3729,7 @@ class spell_item_mirrens_drinking_hat : public SpellScript
 
     void HandleScriptEffect(SpellEffIndex /* effIndex */)
     {
-        uint32 spellId;
+        uint32 spellId = 0;
         switch (urand(1, 6))
         {
             case 1: