[Xen-devel] Re: [PATCH v3] xen_disk: cope with missing xenstore "params" node

[Alexander Graf <agraf@xxxxxxx>]

On 06/27/2011 05:10 PM, stefano.stabellini@xxxxxxxxxxxxx wrote:
> From: Stefano Stabellini<stefano.stabellini@xxxxxxxxxxxxx>
>
> When disk is a cdrom and the drive is empty the "params" node in
> xenstore might be missing completely: cope with it instead of
> segfaulting.
>
>
> Updated in v2:
>
> - actually removed the strchr(blkdev->params, ':') that caused the
> segfault;
>
> - free all the allocated strings from xenstore before returning;
>
>
> Updated in v3:
>
> - set blkdev fields to NULL after free'ing them.
Thanks, applied to xen-next branch.


Alex


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