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From: Paul Durrant <xadimgnik@gmail.com>
To: David Woodhouse <dwmw2@infradead.org>, qemu-devel@nongnu.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Anthony Perard <anthony.perard@citrix.com>,
	Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>,
	Jason Wang <jasowang@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	xen-devel@lists.xenproject.org, qemu-block@nongnu.org
Subject: Re: [PATCH 3/3] hw/xen: clean up xen_block_find_free_vdev() to avoid Coverity false positive
Date: Wed, 15 Nov 2023 15:45:17 -0500	[thread overview]
Message-ID: <1388a0c0-cfc2-4957-9bce-08499e9ac84d@xen.org> (raw)
In-Reply-To: <20231115172723.1161679-4-dwmw2@infradead.org>

On 15/11/2023 12:24, David Woodhouse wrote:
> From: David Woodhouse <dwmw@amazon.co.uk>
> 
> Coverity couldn't see that nr_existing was always going to be zero when
> qemu_xen_xs_directory() returned NULL in the ENOENT case (CID 1523906).
> 
> Perhaps more to the point, neither could Peter at first glance. Improve
> the code to hopefully make it clearer to Coverity and human reviewers
> alike.
> 
> Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
> ---
>   hw/block/xen-block.c | 24 +++++++++++++++++++++---
>   1 file changed, 21 insertions(+), 3 deletions(-)
> 

Reviewed-by: Paul Durrant <paul@xen.org>



      reply	other threads:[~2023-11-15 20:46 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-15 17:24 [PATCH 0/3] Misc fixes for 8.2 David Woodhouse
2023-11-15 17:24 ` [PATCH 1/3] net: do not delete nics in net_cleanup() David Woodhouse
2023-11-15 17:24 ` [PATCH 2/3] vl: disable default serial when xen-console is enabled David Woodhouse
2023-11-21 10:57   ` Marc-André Lureau
2023-11-21 10:58     ` Marc-André Lureau
2023-11-21 11:42       ` David Woodhouse
2023-11-21 10:59   ` Paul Durrant
2023-11-15 17:24 ` [PATCH 3/3] hw/xen: clean up xen_block_find_free_vdev() to avoid Coverity false positive David Woodhouse
2023-11-15 20:45   ` Paul Durrant [this message]

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