linux-kernel - Re: [Patch v2 2/3] iommu: optimize iova_magazine_free

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Message-ID: <20191202165921.GB30032@infradead.org>
Date:   Mon, 2 Dec 2019 08:59:21 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Cong Wang <xiyou.wangcong@...il.com>
Cc:     iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [Patch v2 2/3] iommu: optimize iova_magazine_free_pfns()

> +	return (mag && mag->size == IOVA_MAG_SIZE);

> +	return (!mag || mag->size == 0);

No need for the braces in both cases.