140 	size_t split;  in dvb_ringbuffer_read_user()  local
142 	split = (rbuf->pread + len > rbuf->size) ? rbuf->size - rbuf->pread : 0;  in dvb_ringbuffer_read_user()
143 	if (split > 0) {  in dvb_ringbuffer_read_user()
144 		if (copy_to_user(buf, rbuf->data+rbuf->pread, split))  in dvb_ringbuffer_read_user()
146 		buf += split;  in dvb_ringbuffer_read_user()
147 		todo -= split;  in dvb_ringbuffer_read_user()
166 	size_t split;  in dvb_ringbuffer_read()  local
168 	split = (rbuf->pread + len > rbuf->size) ? rbuf->size - rbuf->pread : 0;  in dvb_ringbuffer_read()
169 	if (split > 0) {  in dvb_ringbuffer_read()
170 		memcpy(buf, rbuf->data+rbuf->pread, split);  in dvb_ringbuffer_read()
171 		buf += split;  in dvb_ringbuffer_read()
172 		todo -= split;  in dvb_ringbuffer_read()
189 	size_t split;  in dvb_ringbuffer_write()  local
191 	split = (rbuf->pwrite + len > rbuf->size) ? rbuf->size - rbuf->pwrite : 0;  in dvb_ringbuffer_write()
193 	if (split > 0) {  in dvb_ringbuffer_write()
194 		memcpy(rbuf->data+rbuf->pwrite, buf, split);  in dvb_ringbuffer_write()
195 		buf += split;  in dvb_ringbuffer_write()
196 		todo -= split;  in dvb_ringbuffer_write()
216 	size_t split;  in dvb_ringbuffer_write_user()  local
218 	split = (rbuf->pwrite + len > rbuf->size) ? rbuf->size - rbuf->pwrite : 0;  in dvb_ringbuffer_write_user()
220 	if (split > 0) {  in dvb_ringbuffer_write_user()
221 		status = copy_from_user(rbuf->data+rbuf->pwrite, buf, split);  in dvb_ringbuffer_write_user()
224 		buf += split;  in dvb_ringbuffer_write_user()
225 		todo -= split;  in dvb_ringbuffer_write_user()
260 	size_t split;  in dvb_ringbuffer_pkt_read_user()  local
270 	split = ((idx + len) > rbuf->size) ? rbuf->size - idx : 0;  in dvb_ringbuffer_pkt_read_user()
271 	if (split > 0) {  in dvb_ringbuffer_pkt_read_user()
272 		if (copy_to_user(buf, rbuf->data+idx, split))  in dvb_ringbuffer_pkt_read_user()
274 		buf += split;  in dvb_ringbuffer_pkt_read_user()
275 		todo -= split;  in dvb_ringbuffer_pkt_read_user()
288 	size_t split;  in dvb_ringbuffer_pkt_read()  local
298 	split = ((idx + len) > rbuf->size) ? rbuf->size - idx : 0;  in dvb_ringbuffer_pkt_read()
299 	if (split > 0) {  in dvb_ringbuffer_pkt_read()
300 		memcpy(buf, rbuf->data+idx, split);  in dvb_ringbuffer_pkt_read()
301 		buf += split;  in dvb_ringbuffer_pkt_read()
302 		todo -= split;  in dvb_ringbuffer_pkt_read()