500 	void *data_buf = NULL;  in ath10k_pci_diag_read_mem()  local
514 	data_buf = (unsigned char *)dma_alloc_coherent(ar->dev,  in ath10k_pci_diag_read_mem()
519 	if (!data_buf) {  in ath10k_pci_diag_read_mem()
523 	memset(data_buf, 0, orig_nbytes);  in ath10k_pci_diag_read_mem()
602 		memcpy(data, data_buf, orig_nbytes);  in ath10k_pci_diag_read_mem()
607 	if (data_buf)  in ath10k_pci_diag_read_mem()
608 		dma_free_coherent(ar->dev, orig_nbytes, data_buf,  in ath10k_pci_diag_read_mem()
665 	void *data_buf = NULL;  in ath10k_pci_diag_write_mem()  local
681 	data_buf = (unsigned char *)dma_alloc_coherent(ar->dev,  in ath10k_pci_diag_write_mem()
685 	if (!data_buf) {  in ath10k_pci_diag_write_mem()
691 	memcpy(data_buf, data, orig_nbytes);  in ath10k_pci_diag_write_mem()
775 	if (data_buf) {  in ath10k_pci_diag_write_mem()
776 		dma_free_coherent(ar->dev, orig_nbytes, data_buf,  in ath10k_pci_diag_write_mem()