linux-kernel - Re: [PATCH 01/12] swiotlb-xen: avoid double free

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Message-ID: <YThcxvBhQqOVX2X4@infradead.org>
Date:   Wed, 8 Sep 2021 07:48:38 +0100
From:   Christoph Hellwig <hch@...radead.org>
To:     Jan Beulich <jbeulich@...e.com>
Cc:     Juergen Gross <jgross@...e.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        "xen-devel@...ts.xenproject.org" <xen-devel@...ts.xenproject.org>
Subject: Re: [PATCH 01/12] swiotlb-xen: avoid double free

On Tue, Sep 07, 2021 at 02:04:25PM +0200, Jan Beulich wrote:
> Of the two paths leading to the "error" label in xen_swiotlb_init() one
> didn't allocate anything, while the other did already free what was
> allocated.
> 
> Fixes: b82776005369 ("xen/swiotlb: Use the swiotlb_late_init_with_tbl to init Xen-SWIOTLB late when PV PCI is used")
> Signed-off-by: Jan Beulich <jbeulich@...e.com>
> Cc: stable@...r.kernel.org

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>