113             return NULL;  in MallocNewMacCommandSlot()
129     if( slot == NULL )  in FreeMacCommandSlot()
149     if( list == NULL )  in LinkedListInit()
154     list->First = NULL;  in LinkedListInit()
155     list->Last = NULL;  in LinkedListInit()
169     if( ( list == NULL ) || ( element == NULL ) )  in LinkedListAdd()
175     if( list->First == NULL )  in LinkedListAdd()
187     element->Next = NULL;  in LinkedListAdd()
204     if( ( list == NULL ) || ( element == NULL ) )  in LinkedListGetPrevious()
206         return NULL;  in LinkedListGetPrevious()
218         while( ( curElement != NULL ) && ( curElement->Next != element ) )  in LinkedListGetPrevious()
225         curElement = NULL;  in LinkedListGetPrevious()
240     if( ( list == NULL ) || ( element == NULL ) )  in LinkedListRemove()
257     if( PrevElement != NULL )  in LinkedListRemove()
262     element->Next = NULL;  in LinkedListRemove()
324     if( payload == NULL )  in LoRaMacCommandsAddCmd()
333     if( newCmd == NULL )  in LoRaMacCommandsAddCmd()
358     if( macCmd == NULL )  in LoRaMacCommandsRemoveCmd()
388     while( ( curElement != NULL ) && ( curElement->CID != cid ) )  in LoRaMacCommandsGetCmd()
397     if( curElement == NULL )  in LoRaMacCommandsGetCmd()
413     while( curElement != NULL )  in LoRaMacCommandsRemoveNoneStickyCmds()
439     while( curElement != NULL )  in LoRaMacCommandsRemoveStickyAnsCmds()
455     if( size == NULL )  in LoRaMacCommandsGetSizeSerializedCmds()
469     if( ( buffer == NULL ) || ( effectiveSize == NULL ) )  in LoRaMacCommandsSerializeCmds()
475     while( curElement != NULL )  in LoRaMacCommandsSerializeCmds()
492     while( curElement != NULL )  in LoRaMacCommandsSerializeCmds()