Markus Armbruster <arm...@redhat.com> writes:

> Eric Blake <ebl...@redhat.com> writes:
>
>> On 12/17/19 12:26 AM, Markus Armbruster wrote:
>>> From: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
>>>
>>> All callers of nbd_iter_channel_error() pass the address of a
>>> local_err variable, and only call this function if an error has
>>> already occurred, using this function to propagate that error.
>>> This is already implied by its name (local_err instead of the classic
>>> errp), but it is worth additionally stressing this by adding an
>>> assertion to make it part of the function contract.
>>>
>>> The local_err parameter is not here to return information about
>>> nbd_iter_channel_error failure. Instead it's assumed to be filled when
>>> passed to the function. This is already stressed by its name
>>> (local_err, instead of classic errp). Stress it additionally by
>>> assertion.
>>
>> Redundant paragraph, but probably too late to worry about it now that
>> we have a pull request.
>
> I'll have to respin anyway.  I'll drop the second paragraph.

Rats, I forgot.


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