Re: [PATCH] loop: fix passing zero to 'PTR_ERR' warning

From: Al Viro <viro@zeniv.linux.org.uk>
Date: 2020-06-29 20:55:10
Also in: lkml

On Wed, Jun 24, 2020 at 04:48:42PM +0800, Ding Xiang wrote:

Fix a static code checker warning:
    drivers/block/loop.c:798 loop_attr_backing_file_show()
    warn: passing zero to 'PTR_ERR'

Better fix the root cause of that the problem - bullshit checker,
that is...