RE: [PATCH] usb: gadget: f_ncm: fix wrong usb_ep

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> >> >It should set all desc to NULL at related function ->disable.
> >>
> >> For ECM case, if ecm_set_alt() gets called with alt == 0, in_ep->desc
> >> and out_ep-
> >> >desc will be set up. But these two ep will not be enabled as
> >> >gether_connect() is not
> >> executed. During disconnect from the host, ecm_disable() gets called
> >> with ep disabled. In this case, gether_disconnect() will not get called to set desc
> to NULL.
> 
> >Would you please share your test case? I use Linux host, and the host
> >will always set alt for 1, and doesn't have this issue.
> Using Windows host (without any proprietary NCM/ECM driver installed) can
> reproduce set alt to 0. We just used Win10 to confirm this.

Ok, feel free to submit a patch to fix it.

Peter




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