On Sun, 31 Oct 2021 09:04:21 +0100
Lars-Peter Clausen <lars@xxxxxxxxxx> wrote:
> The iio_device_type struct is never modified, mark it as const. This allows
> it to be placed in a read-only memory section, which will protect against
> accidental or deliberate modification.
>
> Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
Applied to the togreg branch of iio.git which will be only visible
as testing for 0-day to poke at it until after the merge window.
Thanks,
Jonathan
> ---
> drivers/iio/iio_core.h | 2 +-
> drivers/iio/industrialio-core.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/iio_core.h b/drivers/iio/iio_core.h
> index 61e318431de9..501e286702ef 100644
> --- a/drivers/iio/iio_core.h
> +++ b/drivers/iio/iio_core.h
> @@ -16,7 +16,7 @@ struct iio_buffer;
> struct iio_chan_spec;
> struct iio_dev;
>
> -extern struct device_type iio_device_type;
> +extern const struct device_type iio_device_type;
>
> struct iio_dev_buffer_pair {
> struct iio_dev *indio_dev;
> diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
> index 463a63d5bf56..737518efa38f 100644
> --- a/drivers/iio/industrialio-core.c
> +++ b/drivers/iio/industrialio-core.c
> @@ -1619,7 +1619,7 @@ static void iio_dev_release(struct device *device)
> kfree(iio_dev_opaque);
> }
>
> -struct device_type iio_device_type = {
> +const struct device_type iio_device_type = {
> .name = "iio_device",
> .release = iio_dev_release,
> };
