29 	int err;  in sdcardfs_read()  local
50 	err = vfs_read(lower_file, buf, count, ppos);  in sdcardfs_read()
52 	if (err >= 0)  in sdcardfs_read()
56 	return err;  in sdcardfs_read()
62 	int err;  in sdcardfs_write()  local
74 	err = vfs_write(lower_file, buf, count, ppos);  in sdcardfs_write()
76 	if (err >= 0) {  in sdcardfs_write()
85 	return err;  in sdcardfs_write()
90 	int err;  in sdcardfs_readdir()  local
97 	err = iterate_dir(lower_file, ctx);  in sdcardfs_readdir()
99 	if (err >= 0)		/* copy the atime */  in sdcardfs_readdir()
102 	return err;  in sdcardfs_readdir()
108 	long err = -ENOTTY;  in sdcardfs_unlocked_ioctl()  local
123 		err = -ENOMEM;  in sdcardfs_unlocked_ioctl()
128 		err = lower_file->f_op->unlocked_ioctl(lower_file, cmd, arg);  in sdcardfs_unlocked_ioctl()
131 	if (!err)  in sdcardfs_unlocked_ioctl()
136 	return err;  in sdcardfs_unlocked_ioctl()
143 	long err = -ENOTTY;  in sdcardfs_compat_ioctl()  local
158 		err = -ENOMEM;  in sdcardfs_compat_ioctl()
163 		err = lower_file->f_op->compat_ioctl(lower_file, cmd, arg);  in sdcardfs_compat_ioctl()
167 	return err;  in sdcardfs_compat_ioctl()
173 	int err = 0;  in sdcardfs_mmap()  local
193 		err = -EINVAL;  in sdcardfs_mmap()
204 		err = lower_file->f_op->mmap(lower_file, vma);  in sdcardfs_mmap()
205 		if (err) {  in sdcardfs_mmap()
206 			pr_err("sdcardfs: lower mmap failed %d\n", err);  in sdcardfs_mmap()
227 	return err;  in sdcardfs_mmap()
232 	int err = 0;  in sdcardfs_open()  local
242 		err = -ENOENT;  in sdcardfs_open()
247 		err = -EACCES;  in sdcardfs_open()
254 		err = -ENOMEM;  in sdcardfs_open()
261 		err = -ENOMEM;  in sdcardfs_open()
270 		err = PTR_ERR(lower_file);  in sdcardfs_open()
280 	if (err)  in sdcardfs_open()
289 	return err;  in sdcardfs_open()
294 	int err = 0;  in sdcardfs_flush()  local
300 		err = lower_file->f_op->flush(lower_file, id);  in sdcardfs_flush()
303 	return err;  in sdcardfs_flush()
324 	int err;  in sdcardfs_fsync()  local
329 	err = __generic_file_fsync(file, start, end, datasync);  in sdcardfs_fsync()
330 	if (err)  in sdcardfs_fsync()
335 	err = vfs_fsync_range(lower_file, start, end, datasync);  in sdcardfs_fsync()
338 	return err;  in sdcardfs_fsync()
343 	int err = 0;  in sdcardfs_fasync()  local
348 		err = lower_file->f_op->fasync(fd, lower_file, flag);  in sdcardfs_fasync()
350 	return err;  in sdcardfs_fasync()
361 	int err;  in sdcardfs_file_llseek()  local
364 	err = generic_file_llseek(file, offset, whence);  in sdcardfs_file_llseek()
365 	if (err < 0)  in sdcardfs_file_llseek()
369 	err = generic_file_llseek(lower_file, offset, whence);  in sdcardfs_file_llseek()
372 	return err;  in sdcardfs_file_llseek()
380 	int err;  in sdcardfs_read_iter()  local
385 		err = -EINVAL;  in sdcardfs_read_iter()
391 	err = lower_file->f_op->read_iter(iocb, iter);  in sdcardfs_read_iter()
395 	if (err >= 0 || err == -EIOCBQUEUED)  in sdcardfs_read_iter()
399 	return err;  in sdcardfs_read_iter()
407 	int err;  in sdcardfs_write_iter()  local
413 		err = -EINVAL;  in sdcardfs_write_iter()
419 	err = lower_file->f_op->write_iter(iocb, iter);  in sdcardfs_write_iter()
423 	if (err >= 0 || err == -EIOCBQUEUED) {  in sdcardfs_write_iter()
432 	return err;  in sdcardfs_write_iter()