> Add a wrapper for this driver around the IIO_CHAN() wrapper to make channel
> parameters more readable. This fixes a panic caused by the info_masks being
> accidentally passed in as channel2 parameters which easily surpass the size
> of the iio_modifier_names_light array.
Good change (particularly as it's my bug in the first place - oops!).
Thanks,
>
> Signed-off-by: Bryan Freed <bfreed@xxxxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxx>
> ---
> drivers/staging/iio/light/tsl2563.c | 17 +++++++++--------
> 1 files changed, 9 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/staging/iio/light/tsl2563.c b/drivers/staging/iio/light/tsl2563.c
> index 04aa155..d9be19c 100644
> --- a/drivers/staging/iio/light/tsl2563.c
> +++ b/drivers/staging/iio/light/tsl2563.c
> @@ -570,15 +570,16 @@ error_ret:
> return ret;
> }
>
> +#define INFO_MASK (1 << IIO_CHAN_INFO_CALIBSCALE_SEPARATE)
> +#define EVENT_MASK (IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_RISING) | \
> + IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_FALLING))
> +#define IIO_CHAN_2563(type, mod, proc, chan, imask, emask) \
> + IIO_CHAN(type, mod, 1, proc, NULL, chan, 0, imask, 0, 0, {}, emask)
> +
> static const struct iio_chan_spec tsl2563_channels[] = {
> - IIO_CHAN(IIO_LIGHT, 0, 1, 1, NULL, 0, 0, 0, 0, 0, {}, 0),
> - IIO_CHAN(IIO_INTENSITY, 1, 1, 0, "both", 0,
> - (1 << IIO_CHAN_INFO_CALIBSCALE_SEPARATE), 0, 0, 0, {},
> - IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_RISING) |
> - IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_FALLING)),
> - IIO_CHAN(IIO_INTENSITY, 1, 1, 0, "ir", 1,
> - (1 << IIO_CHAN_INFO_CALIBSCALE_SEPARATE), 0, 0, 0, {},
> - 0)
> + IIO_CHAN_2563(IIO_LIGHT, 0, 1, 0, 0, 0),
> + IIO_CHAN_2563(IIO_INTENSITY, 1, 0, 0, INFO_MASK, EVENT_MASK),
> + IIO_CHAN_2563(IIO_INTENSITY, 1, 0, 1, INFO_MASK, 0),
> };
>
> static int tsl2563_read_thresh(struct iio_dev *indio_dev,
--
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