linux-kernel - Re: [PATCH 1/1] iommu/vt-d: Change return type of dmar_insert_one_dev

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Message-ID: <YlQ6feP5Dd9Ux18Y@infradead.org>
Date:   Mon, 11 Apr 2022 07:26:05 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] iommu/vt-d: Change return type of
 dmar_insert_one_dev_info()

On Sat, Apr 09, 2022 at 09:30:06PM +0800, Lu Baolu wrote:
> The dmar_insert_one_dev_info() returns the pass-in domain on success and
> NULL on failure. This doesn't make much sense. Change it to an integer.

Looks sensibel.  Why not also merge it with domain_add_dev_info while
you're at it?