From: David Howells <dhowells@redhat.com>
To: Murphy Zhou <jencce.kernel@gmail.com>
Cc: dhowells@redhat.com, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] vfs: return EINVAL instead of ENOENT when missing source
Date: Mon, 18 Mar 2019 23:00:40 +0000 [thread overview]
Message-ID: <27065.1552950040@warthog.procyon.org.uk> (raw)
In-Reply-To: <20190318050022.7833-1-jencce.kernel@gmail.com>
Murphy Zhou <jencce.kernel@gmail.com> wrote:
> mount(2) with a NULL source device would return ENOENT instead of EINVAL
> after this commit:
>
> commit f3a09c92018a91ad0981146a4ac59414f814d801
> Author: Al Viro <viro@zeniv.linux.org.uk>
> Date: Sun Dec 23 18:55:56 2018 -0500
>
> introduce fs_context methods
>
> Change the return value to be compatible with the old behaviour.
>
> This was caught by LTP mount02[1]. This testcase is calling mount(2) with a
> NULL device name and expecting EINVAL to PASS but now we are getting ENOENT.
>
> [1] https://github.com/linux-test-project/ltp/blob/master/testcases/kernel/syscalls/mount/mount02.c
>
> Signed-off-by: Murphy Zhou <jencce.kernel@gmail.com>
Reviewed-by: David Howells <dhowells@redhat.com>
next prev parent reply other threads:[~2019-03-18 23:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-18 5:00 [PATCH] vfs: return EINVAL instead of ENOENT when missing source Murphy Zhou
2019-03-18 23:00 ` David Howells [this message]
2019-03-29 9:18 ` Murphy Zhou
2019-04-04 8:39 ` Murphy Zhou
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