From: Eric Blake <eblake@redhat.com>
To: Max Reitz <mreitz@redhat.com>, Markus Armbruster <armbru@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Peter Lieven <pl@kamp.de>,
qemu-devel@nongnu.org, Stefan Hajnoczi <stefanha@redhat.com>,
qemu-stable@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 01/12] block: qcow2 driver may not be found
Date: Wed, 26 Nov 2014 08:19:14 -0700 [thread overview]
Message-ID: <5475EF72.40303@redhat.com> (raw)
In-Reply-To: <547599A1.5080100@redhat.com>
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On 11/26/2014 02:13 AM, Max Reitz wrote:
> On 2014-11-26 at 08:23, Markus Armbruster wrote:
>> Max Reitz <mreitz@redhat.com> writes:
>>
>>> Albeit absolutely impossible right now, bdrv_find_format("qcow2") may
>>> fail. bdrv_append_temp_snapshot() should heed that case.
>> Impossible because we always compile in bdrv_qcow2.
>
>>> +++ b/block.c
>>> @@ -1320,6 +1320,12 @@ int bdrv_append_temp_snapshot(BlockDriverState
>>> *bs, int flags, Error **errp)
>>> }
>>> bdrv_qcow2 = bdrv_find_format("qcow2");
>>> + if (!bdrv_qcow2) {
Would it be shorter to 'assert(bdrv_qcow2);' to still silence Coverity?
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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next prev parent reply other threads:[~2014-11-26 15:19 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-25 14:07 [Qemu-devel] [PATCH 00/12] block: Various Coverity-spotted fixes Max Reitz
2014-11-25 14:07 ` [Qemu-devel] [PATCH 01/12] block: qcow2 driver may not be found Max Reitz
2014-11-26 7:23 ` Markus Armbruster
2014-11-26 9:13 ` Max Reitz
2014-11-26 15:19 ` Eric Blake [this message]
2014-11-26 15:20 ` Max Reitz
2014-11-26 15:24 ` Kevin Wolf
2014-11-27 9:02 ` Markus Armbruster
2014-11-25 14:07 ` [Qemu-devel] [PATCH 02/12] block/vvfat: qcow " Max Reitz
2014-11-25 14:07 ` [Qemu-devel] [PATCH 03/12] block/nfs: Add create_opts Max Reitz
2014-11-25 14:41 ` Kevin Wolf
2014-11-25 14:49 ` Max Reitz
2014-11-27 13:24 ` Max Reitz
2014-11-25 14:07 ` [Qemu-devel] [PATCH 04/12] block: Check create_opts before image creation Max Reitz
2014-11-25 14:07 ` [Qemu-devel] [PATCH 05/12] qemu-img: " Max Reitz
2014-11-25 14:07 ` [Qemu-devel] [PATCH 06/12] qemu-img: Check create_opts before image amendment Max Reitz
2014-11-25 14:08 ` [Qemu-devel] [PATCH 07/12] iotests: Only kill NBD server if it runs Max Reitz
2014-11-25 14:08 ` [Qemu-devel] [PATCH 08/12] iotests: Add test for unsupported image creation Max Reitz
2014-11-25 14:08 ` [Qemu-devel] [PATCH 09/12] qcow2: Prevent numerical overflow Max Reitz
2014-11-25 14:08 ` [Qemu-devel] [PATCH 10/12] qcow2: Flushing the caches in qcow2_close may fail Max Reitz
2014-11-25 14:22 ` Max Reitz
2014-11-25 14:49 ` Kevin Wolf
2014-11-25 14:08 ` [Qemu-devel] [PATCH 11/12] qcow2: Respect bdrv_truncate() error Max Reitz
2014-11-25 14:08 ` [Qemu-devel] [PATCH 12/12] block/raw-posix: Fix ret in raw_open_common() Max Reitz
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