On 10/25/2017 11:08 AM, Juergen Gross wrote: > In case gntdev_mmap() succeeds only partially in mapping grant pages > it will leave some vital information uninitialized needed later for > cleanup. This will lead to an out of bounds array access when unmapping > the already mapped pages. > > So just initialize the data needed for unmapping the pages a little bit > earlier. > > Cc: <stable@xxxxxxxxxxxxxxx> > Reported-by: Arthur Borsboom <arthurborsboom@xxxxxxxxx> > Signed-off-by: Juergen Gross <jgross@xxxxxxxx> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>