From: David Gibson <david@gibson.dropbear.id.au>
To: P J P <ppandit@redhat.com>
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Prasad J Pandit" <pjp@fedoraproject.org>,
"QEMU Developers" <qemu-devel@nongnu.org>,
"Lei Sun" <slei.casper@gmail.com>,
"Alex Williamson" <alex.williamson@redhat.com>,
"Hervé Poussineau" <hpoussin@reactos.org>,
"Joel Stanley" <joel@jms.id.au>,
"Philippe Mathieu-Daudé" <philmd@redhat.com>
Subject: Re: [PATCH 0/6] Add various undefined MMIO r/w functions
Date: Wed, 17 Jun 2020 16:39:56 +1000 [thread overview]
Message-ID: <20200617063956.GA12597@umbus.fritz.box> (raw)
In-Reply-To: <20200617053934.122642-1-ppandit@redhat.com>
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On Wed, Jun 17, 2020 at 11:09:27AM +0530, P J P wrote:
> From: Prasad J Pandit <pjp@fedoraproject.org>
>
> Hello,
>
> This series adds various undefined MMIO read/write functions
> to avoid potential guest crash via a NULL pointer dereference.
Hrm. If this is such a common problem, maybe we should just add a
NULL check in the common paths.
>
> ex. -> https://git.qemu.org/?p=qemu.git;a=commit;h=bb15013ef34617eb1344f5276292cadd326c21b2
>
> Thank you.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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next prev parent reply other threads:[~2020-06-17 8:52 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-17 5:39 [PATCH 0/6] Add various undefined MMIO r/w functions P J P
2020-06-17 5:39 ` [PATCH 1/6] hw/pci-host: add pci-intack write method P J P
2020-06-17 5:39 ` [PATCH 2/6] pci-host: add pcie-msi read method P J P
2020-06-17 5:39 ` [PATCH 3/6] vfio: add quirk device write method P J P
2020-06-17 7:33 ` Philippe Mathieu-Daudé
2020-06-17 5:39 ` [PATCH 4/6] prep: add ppc-parity " P J P
2020-06-17 7:47 ` Philippe Mathieu-Daudé
2020-06-17 5:39 ` [PATCH 5/6] nvram: add nrf51_soc flash read method P J P
2020-06-17 7:42 ` Philippe Mathieu-Daudé
2020-06-17 5:39 ` [PATCH 6/6] spapr_pci: add spapr msi " P J P
2020-06-17 7:45 ` Philippe Mathieu-Daudé
2020-06-17 6:07 ` [PATCH 0/6] Add various undefined MMIO r/w functions no-reply
2020-06-17 6:39 ` David Gibson [this message]
2020-06-17 13:06 ` Alex Williamson
2020-06-17 13:20 ` Philippe Mathieu-Daudé
2020-06-17 14:05 ` Alex Bennée
2020-06-17 14:42 ` Philippe Mathieu-Daudé
2020-06-17 15:08 ` Paolo Bonzini
2020-06-17 17:57 ` P J P
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