Lines Matching refs:ret
237 ssize_t ret;
243 ret = 0;
266 if (ret == 0)
267 ret = -ENOBUFS;
275 if (ret == 0)
276 ret = -EFAULT;
279 ret += sizeof(n);
293 if (ret == 0)
294 ret = -ENOBUFS;
302 if (!ret)
303 ret = error;
309 if (!ret)
310 ret = -EFAULT;
313 ret += chars;
343 if (ret)
347 ret = -EAGAIN;
395 if (ret > 0)
397 return ret;
422 ssize_t ret = 0;
436 ret = -EPIPE;
441 ret = -EXDEV;
463 ret = pipe_buf_confirm(pipe, buf);
464 if (ret)
467 ret = copy_page_from_iter(buf->page, offset, chars, from);
468 if (unlikely(ret < chars)) {
469 ret = -EFAULT;
473 buf->len += ret;
482 if (!ret)
483 ret = -EPIPE;
497 ret = ret ? : -ENOMEM;
533 if (!ret)
534 ret = -EFAULT;
537 ret += copied;
550 if (!ret)
551 ret = -EAGAIN;
555 if (!ret)
556 ret = -ERESTARTSYS;
597 if (ret > 0 && sb_start_write_trylock(file_inode(filp)->i_sb)) {
600 ret = err;
603 return ret;
629 int ret;
631 ret = watch_queue_set_size(pipe, arg);
633 return ret;
1099 int ret;
1162 ret = -ENXIO;
1193 ret = -EINVAL;
1204 ret = -ERESTARTSYS;
1210 ret = -ERESTARTSYS;
1217 return ret;
1328 long ret = 0;
1356 ret = -EPERM;
1360 ret = pipe_resize_ring(pipe, nr_slots);
1361 if (ret < 0)
1368 return ret;
1389 long ret;
1399 ret = pipe_set_size(pipe, arg);
1402 ret = pipe->max_usage * PAGE_SIZE;
1405 ret = -EINVAL;
1410 return ret;