Re: [PATCH v2] HID: logitech-hidpp: store the name of the device in struct hidpp

From: Jiri Kosina
Date: Fri Jan 09 2015 - 05:31:07 EST


On Thu, 8 Jan 2015, Benjamin Tissoires wrote:

> If a disconnect occurs while getting the actual name of the device
> (which can take several HID transactions), the name of the device will
> be the hid name, provided by the Unifying Receiver.
> This means that in some cases, the user space will see a different
> name that what it usually sees when there is no disconnect.
>
> We should store the name of the device in the struct hidpp. That way,
> if a disconnect occurs while we are accessing the name,
> hidpp_connect_event() can fail, and the input node is not created.
>
> The input node will be created only if we have a connection which
> lasts long enough to retrieve all the requested information:
> name, protocol, and specific configuration.
>
> Reviewed-by: Peter Wu <peter@xxxxxxxxxxxxx>
> Tested-by: Peter Wu <peter@xxxxxxxxxxxxx>
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>

Applied to for-3.20/logitech.

Thanks,

--
Jiri Kosina
SUSE Labs
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