eventfd_ctx_fdget(): use fdget() instead of fget()

 */

struct eventfd_ctx *eventfd_ctx_fdget(int fd)

{

	struct file *file;

	struct eventfd_ctx *ctx;

	file = eventfd_fget(fd);

	if (IS_ERR(file))

		return (struct eventfd_ctx *) file;

	ctx = eventfd_ctx_get(file->private_data);

	fput(file);

	struct fd f = fdget(fd);

	if (!f.file)

		return ERR_PTR(-EBADF);

	ctx = eventfd_ctx_fileget(f.file);

	fdput(f);

	return ctx;

}

EXPORT_SYMBOL_GPL(eventfd_ctx_fdget);