769 	struct fsl_desc_sw *first = NULL, *prev = NULL, *new;  in fsl_dma_prep_memcpy()  local
795 		if (!first)  in fsl_dma_prep_memcpy()
796 			first = new;  in fsl_dma_prep_memcpy()
809 		list_add_tail(&new->node, &first->tx_list);  in fsl_dma_prep_memcpy()
818 	return &first->async_tx;  in fsl_dma_prep_memcpy()
821 	if (!first)  in fsl_dma_prep_memcpy()
824 	fsldma_free_desc_list_reverse(chan, &first->tx_list);  in fsl_dma_prep_memcpy()
833 	struct fsl_desc_sw *first = NULL, *prev = NULL, *new = NULL;  in fsl_dma_prep_sg()  local
878 		if (!first)  in fsl_dma_prep_sg()
879 			first = new;  in fsl_dma_prep_sg()
888 		list_add_tail(&new->node, &first->tx_list);  in fsl_dma_prep_sg()
934 	return &first->async_tx;  in fsl_dma_prep_sg()
937 	if (!first)  in fsl_dma_prep_sg()
940 	fsldma_free_desc_list_reverse(chan, &first->tx_list);  in fsl_dma_prep_sg()