On Mon, Jan 22, 2018 at 1:21 PM, Linus Walleij <linus.walleij@xxxxxxxxxx> wrote: > The GPIO event descriptor was leaking kernel stack to > userspace because we don't zero the variable before > use. Ooops. Fix this. > > Cc: stable@xxxxxxxxxxxxxxx > Cc: Bartosz Golaszewski <brgl@xxxxxxxx> > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Reported-by: Arnd Bergmann <arnd@xxxxxxxx> > Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx> > --- > drivers/gpio/gpiolib.c | 3 +++ > 1 file changed, 3 insertions(+) Reviewed-by: Arnd Bergmann <arnd@xxxxxxxx>