Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> writes: > The gadgetfs driver as a long-outstanding FIXME, regarding a call of > copy_to_user() made while holding a spinlock. This patch fixes the > issue by dropping the spinlock and using the dev->udc_usage mechanism > introduced by another recent patch to guard against status changes > while the lock isn't held. > > Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> > Reported-by: Andrey Konovalov <andreyknvl@xxxxxxxxxx> > CC: <stable@xxxxxxxxxxxxxxx> Acked-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> -- balbi
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