882         if (putfunc_ret != PTP_RC_OK)  in ptp_read_func()
940     return PTP_RC_OK;  in ptp_read_func()
977         if (getfunc_ret != PTP_RC_OK)  in ptp_write_func()
1061     return PTP_RC_OK;  in ptp_write_func()
1083     return PTP_RC_OK;  in memory_getfunc()
1098     return PTP_RC_OK;  in memory_putfunc()
1112     return PTP_RC_OK;  in ptp_init_recv_memory_handler()
1133     return PTP_RC_OK;  in ptp_init_send_memory_handler()
1142     return PTP_RC_OK;  in ptp_exit_send_memory_handler()
1154     return PTP_RC_OK;  in ptp_exit_recv_memory_handler()
1190     if (ret != PTP_RC_OK && ret != PTP_ERROR_CANCEL) {  in ptp_usb_sendreq()
1239         if (ret != PTP_RC_OK){  in ptp_usb_senddata()
1251     if (ret != PTP_RC_OK) {  in ptp_usb_senddata()
1257     ret = PTP_RC_OK;  in ptp_usb_senddata()
1262         if (ret != PTP_RC_OK){  in ptp_usb_senddata()
1271     if (ret != PTP_RC_OK && ret != PTP_ERROR_CANCEL)  in ptp_usb_senddata()
1295         return PTP_RC_OK;  in ptp_usb_getpacket()
1324         if (ret != PTP_RC_OK) {  in ptp_usb_getdata()
1340                 ret = PTP_RC_OK;  in ptp_usb_getdata()
1361             if (putfunc_ret != PTP_RC_OK)  in ptp_usb_getdata()
1376                 if (xret != PTP_RC_OK)  in ptp_usb_getdata()
1381             return PTP_RC_OK;  in ptp_usb_getdata()
1431         if (putfunc_ret != PTP_RC_OK)  in ptp_usb_getdata()
1497         if (ret != PTP_RC_OK) {  in ptp_usb_getdata()
1520     while (ret == PTP_RC_OK && rlen < PTP_USB_BULK_HDR_LEN && usbresp.length == 0) {  in ptp_usb_getresp()
1526     if (ret != PTP_RC_OK) {  in ptp_usb_getresp()
1537     if (ret != PTP_RC_OK) {  in ptp_usb_getresp()
1584     ret = PTP_RC_OK;  in ptp_usb_event()
1663     if (ret != PTP_RC_OK) {  in ptp_usb_event()
1738     return PTP_RC_OK;  in ptp_usb_control_cancel_request()
2175     if (ret != PTP_RC_SessionAlreadyOpened && ret != PTP_RC_OK) {  in configure_usb_device()
2189     if (ptp_closesession(params) != PTP_RC_OK)  in close_device()