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Re: [Qemu-block] [PATCH for-2.9 0/2] block/mirror: Fix use-after-free
From: |
John Snow |
Subject: |
Re: [Qemu-block] [PATCH for-2.9 0/2] block/mirror: Fix use-after-free |
Date: |
Mon, 3 Apr 2017 16:23:11 -0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 |
On 04/03/2017 01:51 PM, Max Reitz wrote:
> And the exciting 2.9 ride continues!
>
> When mirroring from a BDS with no parents at all (such as those added
> with -blockdev or blockdev-add), we have a use-after-free in mirror's
> error path. The first patch of this series fixes that, the other adds a
> patch so we don't regress.
>
> What issue will we find next? Stay tuned!
>
Reviewed-by: John Snow <address@hidden>
>
> Max Reitz (2):
> block/mirror: Fix use-after-free
> iotests: Add mirror tests for orphaned source
>
> block/mirror.c | 12 +++++++++--
> tests/qemu-iotests/041 | 46
> +++++++++++++++++++++++++++++++++++++++++++
> tests/qemu-iotests/041.out | 4 ++--
> tests/qemu-iotests/iotests.py | 15 ++++++++++++++
> 4 files changed, 73 insertions(+), 4 deletions(-)
>