Bug#721147: Potential fix (state: works for me)

[Tzafrir Cohen]

On 12/10/18 09:41, Petter Reinholdtsen wrote:

> Control: tags -1 + patch
>
> [Karsten Richter 2015-02-13]
>> Patch:
>>
>> 1. Replace the struct sk_buff with a plain void * that is only allocated when needed. It’s a throw away buffer, so no need the added complexity of sk_buff.
>> 2. Remove memcpy which copies frame data from the channel buffer to the SKB in the channel open case.
>> 3. As a consequence of (2) the alloc/dealloc code is moved into the channel closed case of the if statement.
>>
>> The attached patch is tested successfully on my live EDSS1 line here in Germany. 
> Did you try to send this patch to the upstream developers?  It seem like
> a good idea to get their input on the changes, and it is probably best if
> you have direct contact with them instead of trying to pass in through
> others.
>
> I believe upstream uses <URL: https://issues.asterisk.org/jira/browse/DAHLIN >
> as their bug tracker.
>
That specific driver was never included in upstream DAHDI and right now
does not seem to have any upstream maintainers. I'm not sure if I tried
to apply it and it caused problems, or not.

-- Tzafrir