2018-05-01 9:36 GMT+02:00 Dan Carpenter <dan.carpenter@xxxxxxxxxx>:
> There is a shifter vs vanilla mask bug here. We want to test if 1 << 11
> is set but we're testing if 0xb is set.
>
> Fixes: 9a6c505f7df1 ("gpiolib: add hogs support for machine code")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
> diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
> index 2716c9e65131..c6cb63e43eda 100644
> --- a/drivers/gpio/gpiolib.c
> +++ b/drivers/gpio/gpiolib.c
> @@ -1187,7 +1187,7 @@ static void gpiochip_machine_hog(struct gpio_chip *chip, struct gpiod_hog *hog)
> return;
> }
>
> - if (desc->flags & FLAG_IS_HOGGED)
> + if (test_bit(FLAG_IS_HOGGED, &desc->flags))
> return;
>
> rv = gpiod_hog(desc, hog->line_name, hog->lflags, hog->dflags);
Thanks for catching it!
Reviewed-by: Bartosz Golaszewski <brgl@xxxxxxxx>
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