Re: [Xen-devel] [PATCH v3 6/8] golang/xenlight: Don't leak memory on context open failure

[Nick Rosbrook <rosbrookn@xxxxxxxxx>]

> If libxl_ctx_alloc() returns an error, we need to destroy the logger
> that we made.
>
> Restructure the Close() method such that it checks for each resource
> to be freed and then frees it.  This allows Close() to be come
> idempotent, as well as to be a useful clean-up to a partially-created
> context.
>
> Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxx>
Reviewed-by: Nick Rosbrook <rosbrookn@xxxxxxxxxxxx>

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