Core/Misc: Fix static analysis issues

src/server/scripts/Commands/cs_ban.cpp

@@ -583,8 +583,7 @@ public:
 
     static bool HandleBanListIPCommand(ChatHandler* handler, char const* args)
     {
-        PreparedStatement* stmt = NULL;
-        stmt = LoginDatabase.GetPreparedStatement(LOGIN_DEL_EXPIRED_IP_BANS);
+        PreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_DEL_EXPIRED_IP_BANS);
         LoginDatabase.Execute(stmt);
 
         char* filterStr = strtok((char*)args, " ");