On Fri, Apr 24, 2020 at 03:09:58AM +0200, Andrey Konovalov wrote: > They must return the number of bytes transferred during the data stage. > > Signed-off-by: Andrey Konovalov <andreyknvl@xxxxxxxxxx> This was my mistake. Please add a Fixes tag. Fixes: 068fbff4f860 ("usb: raw-gadget: Fix copy_to/from_user() checks") I should have seen that bug... I thought I was being careful and I even singled out that part of the commit and mentioned it in the commit message but I messed up. Sorry. regards, dan carpenter