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

From: Boris Ostrovsky
Date: Mon Feb 13 2017 - 13:53:01 EST

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

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@xxxxxxxxxx>

Applied to for-linus-4.11.