linux-kernel - Re: [PATCH v3 1/3] xen/privcmd: return -ENOTTY for unimplemented IOCTLs

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Date:   Mon, 13 Feb 2017 13:52:36 -0500
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Paul Durrant <paul.durrant@...rix.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Cc:     Juergen Gross <jgross@...e.com>
Subject: Re: [PATCH v3 1/3] xen/privcmd: return -ENOTTY for unimplemented
 IOCTLs



On 02/13/2017 12:03 PM, Paul Durrant wrote:
> The code sets the default return code to -ENOSYS but then overrides this
> to -EINVAL in the switch() statement's default case, which is clearly
> silly.
>
> This patch removes the override and sets the default return code to
> -ENOTTY, which is the conventional return for an unimplemented ioctl.
>
> Signed-off-by: Paul Durrant <paul.durrant@...rix.com>

Applied to for-linus-4.11.

-boris