Re: [PATCH] usb: setup authorized_default using usb_bus_notify

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Yes, it does. Thanks

Thiebaud

On Tue, Aug 6, 2019 at 1:37 PM Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>
> On Tue, Aug 06, 2019 at 01:00:50PM +0200, Thiébaud Weksteen wrote:
> > Currently, the authorized_default and interface_authorized_default
> > attributes for HCD are set up after the uevent has been sent to userland.
> > This creates a race condition where userland may fail to access this
> > file when processing the event. Move the appending of these attributes
> > earlier relying on the usb_bus_notify dispatcher.
> >
> > Signed-off-by: Thiébaud Weksteen <tweek@xxxxxxxxxx>
> > ---
> >  drivers/usb/core/hcd.c   | 123 ---------------------------------------
> >  drivers/usb/core/sysfs.c | 121 ++++++++++++++++++++++++++++++++++++++
> >  drivers/usb/core/usb.h   |   5 ++
> >  3 files changed, 126 insertions(+), 123 deletions(-)
>
> And does this solve the issue you reported yesterday?  If so, I'll be
> glad to backport this to the older stable kernels as well.
>
> thanks,
>
> greg k-h




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