[PATCH V2 21/23] nl80211: verify P2P-GO/CLIENT address with all interface addresses

Johannes Berg johannes at sipsolutions.net
Tue Jul 2 10:18:33 EDT 2013


On Tue, 2013-07-02 at 16:11 +0200, Arend van Spriel wrote:
> On 07/02/2013 03:56 PM, Johannes Berg wrote:
> > On Tue, 2013-07-02 at 15:46 +0200, Arend van Spriel wrote:
> >
> >>> An earlier thread  seemed to already imply that some people may believe
> >>> that this new dedicated P2P_DEVICE is needed for some concurrent P2P
> >>> operations which is simply not the case; it just adds another option for
> >>> internal driver/firmware/hardware design which should not add or remove
> >>> any functionality and the only externally observable difference should
> >>> be in MAC addresses potentially being different (but even those could be
> >>> assigned using the same style between P2P_DEVICE and p2p-mgmt-netdev).
> >>
> >> The last sentence is confusing to me. To me the P2P_DEVICE is a
> >> replacing solution to the p2p-mgmt-netdev, right?
> >
> > That was never needed either though -- you can do P2P management on
> > wlan0 (i.e. the BSS client netdev)
> 
> You mean to say there is no real usage scenario for the P2P Device 
> interface?

No, not really, just that it's not fundamentally necessary if the driver
works without one.

johannes



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