Do umac or cx3110x use sk_buff.cb (command buffer)?

Kalle Valo kalle.valo at nokia.com
Wed Aug 12 10:58:23 EEST 2009


ext Clemens Eisserer <linuxhippy at gmail.com> writes:

> Hello,

Hello,

> There are several networking features that cause the sk_buff structure
> to grow, leading to crashes when loading cx3110x.
>
> 1. Would it be enough to recompile cx3110x, or does umac also use the
> sk_buff structure?

umac also uses struct sk_buff.

> 2. I've been able to work-arround those issue by shrinking the
> command-buffer field cb a bit, to make sure structure stays the same
> size.
>
> For the kernel that modification doesn't seem to be a problem, because
> everywhere sizeof(cb) is used.
> However I don't know wether cx3110x or umac use this command-buffer.
> I had a look at cx3110x and it doesn't seem to be using cb, but whats
> about umac?

After a quick search I didn't find any place where umac uses skb->cb.

-- 
Kalle Valo


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