Re: [libvirt] PATCH: Misc Xen driver bug fixes

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"Daniel P. Berrange" <berrange@xxxxxxxxxx> wrote:
> Testing current CVS on RHEL-5 host exposed a number of problems in the
> Xen driver
>
>  - When opening the remote driver for the network / storage / nodedev
>    APIs, we had missed the initialization of several fields, resulting
>    in a crash
>  - Reporting of errors from the remote driver was leaking memory, due
>    to missing xdr_free call.
>  - Small possibility of de-referencing NULL when handling an error
>    from the server, if no error message were provided
>  - Mistakenly tries to activate Xen INotify driver when non-root, even
>    though the directories it needs to monitor are chmod 0700 root.root
>  - Gratuitous reporting of failure to connect to XenD's TCP port when
>    running non-root, even though the proxy / remote driver will suceed
>  - Bad return values from the xenDaemonOpen() method
>  - Double free in the new xenStoreDoListDomains() method probably due
>    to merge error
>
>
> The only really intreresting bit of the patch is for the first issue
> in the remote driver. I've basically pulled out alot of duplicated
> code into a couple of helper methods, so make these missing initialization
> less likely in future.
>
>  remote_internal.c |  153 +++++++++++++++++++++++++-----------------------------
>  xen_unified.c     |   12 ++--
>  xend_internal.c   |   50 ++++++-----------
>  xs_internal.c     |    2
>  4 files changed, 97 insertions(+), 120 deletions(-)

ACK.  It all looks good, but for the fact that I see it'll
cause at least one conflict for me ;-)

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