Lines Matching refs:ret
236 ssize_t ret;
242 ret = 0;
265 if (ret == 0)
266 ret = -ENOBUFS;
274 if (ret == 0)
275 ret = -EFAULT;
278 ret += sizeof(n);
292 if (ret == 0)
293 ret = -ENOBUFS;
301 if (!ret)
302 ret = error;
308 if (!ret)
309 ret = -EFAULT;
312 ret += chars;
342 if (ret)
345 ret = -EAGAIN;
393 if (ret > 0)
395 return ret;
420 ssize_t ret = 0;
434 ret = -EPIPE;
439 ret = -EXDEV;
461 ret = pipe_buf_confirm(pipe, buf);
462 if (ret)
465 ret = copy_page_from_iter(buf->page, offset, chars, from);
466 if (unlikely(ret < chars)) {
467 ret = -EFAULT;
471 buf->len += ret;
480 if (!ret)
481 ret = -EPIPE;
495 ret = ret ? : -ENOMEM;
531 if (!ret)
532 ret = -EFAULT;
535 ret += copied;
548 if (!ret)
549 ret = -EAGAIN;
553 if (!ret)
554 ret = -ERESTARTSYS;
595 if (ret > 0 && sb_start_write_trylock(file_inode(filp)->i_sb)) {
598 ret = err;
601 return ret;
627 int ret;
629 ret = watch_queue_set_size(pipe, arg);
631 return ret;
1094 int ret;
1157 ret = -ENXIO;
1188 ret = -EINVAL;
1199 ret = -ERESTARTSYS;
1205 ret = -ERESTARTSYS;
1212 return ret;
1323 long ret = 0;
1351 ret = -EPERM;
1355 ret = pipe_resize_ring(pipe, nr_slots);
1356 if (ret < 0)
1363 return ret;
1385 long ret;
1395 ret = pipe_set_size(pipe, arg);
1398 ret = pipe->max_usage * PAGE_SIZE;
1401 ret = -EINVAL;
1406 return ret;