linux-kernel - Re: [PATCH][next] PCI/P2PDMA: Fix undefined behavior bug in struct pci_p2pdma

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Message-ID: <446f6c02-a914-cc00-2dea-478fbed898c6@embeddedor.com>
Date:   Mon, 2 Oct 2023 21:06:20 +0200
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Logan Gunthorpe <logang@...tatee.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>
Cc:     linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] PCI/P2PDMA: Fix undefined behavior bug in struct
 pci_p2pdma_pagemap


> 
> Yes, but the commit message is not clear that nr_range can never be >1
> in the code as it currently is.

Done:
	https://lore.kernel.org/linux-hardening/ZRsUL%2FhATNruwtla@work/

Thanks!
--
Gustavo