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Subject: Re: [PATCH] tpm: clean up error checking in setup_ring()
To: Jarkko Sakkinen <jarkko@kernel.org>, kernel-janitors@vger.kernel.org,
 linux-integrity@vger.kernel.org
Cc: Dan Carpenter <error27@gmail.com>, Jason Gunthorpe <jgg@ziepe.ca>,
 =?UTF-8?Q?Peter_H=C3=BCwe?= <peterhuewe@gmx.de>,
 LKML <linux-kernel@vger.kernel.org>
References: <ar_DUjuGv-9vPzga@stanley.mountain>
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From: Markus Elfring <Markus.Elfring@web.de>
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>>> The bind_evtchn_to_irqhandler() function can never return 0.
=E2=80=A6
> I do agree that something in this patch does not appear right, or=20
> at least not very well explained so it is a good catch anyhow.
>=20
> My decision on this is that:
>=20
> 1. I'll drop the current patch as it actually does not make a case
>    why zero could not possibly happen. I spent 45 minutes browsing
>    because commit message did not have any technical details.=E2=80=A6

How does this response fit to your previous tag =E2=80=9CReviewed-by=E2=80=
=9D?

Dan Carpenter provided also some hints.

Regards,
Markus