linux/fs/namei.c

1001 		goto err;
1006 			goto err;
1010 		goto err;
1018 err:
1720 		int err = inode_permission(idmap, nd->inode, MAY_EXEC|MAY_NOT_BLOCK);
1721 		if (err != -ECHILD || !try_to_unlazy(nd))
1722 			return err;
1840 	int err = handle_mounts(nd, dentry, &path);
1842 	if (err < 0)
1843 		return ERR_PTR(err);
2250 	int err;
2271 		err = may_lookup(idmap, nd);
2272 		if (err)
2273 			return err;
2293 				err = parent->d_op->d_hash(parent, &this);
2294 				if (err < 0)
2295 					return err;
2474 	int err;
2477 		err = handle_lookup_down(nd);
2478 		if (unlikely(err < 0))
2479 			s = ERR_PTR(err);
2482 	while (!(err = link_path_walk(s, nd)) &&
2485 	if (!err && unlikely(nd->flags & LOOKUP_MOUNTPOINT)) {
2486 		err = handle_lookup_down(nd);
2489 	if (!err)
2490 		err = complete_walk(nd);
2492 	if (!err && nd->flags & LOOKUP_DIRECTORY)
2494 			err = -ENOTDIR;
2495 	if (!err) {
2501 	return err;
2530 	int err = link_path_walk(s, nd);
2531 	if (!err)
2532 		err = complete_walk(nd);
2533 	if (!err) {
2539 	return err;
2683 		int err = base->d_op->d_hash(base, this);
2684 		if (err < 0)
2685 			return err;
2708 	int err;
2712 	err = lookup_one_common(&nop_mnt_idmap, name, base, len, &this);
2713 	if (err)
2714 		return ERR_PTR(err);
2735 	int err;
2739 	err = lookup_one_common(&nop_mnt_idmap, name, base, len, &this);
2740 	if (err)
2741 		return ERR_PTR(err);
2765 	int err;
2769 	err = lookup_one_common(idmap, name, base, len, &this);
2770 	if (err)
2771 		return ERR_PTR(err);
2796 	int err;
2799 	err = lookup_one_common(idmap, name, base, len, &this);
2800 	if (err)
2801 		return ERR_PTR(err);
5210 	int err;
5216 	err = aops->write_begin(NULL, mapping, 0, len-1, &page, &fsdata);
5219 	if (err)
5224 	err = aops->write_end(NULL, mapping, 0, len-1, len-1,
5226 	if (err < 0)
5228 	if (err < len-1)
5234 	return err;