Commit 3c33b7b8 authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Jonathan Cameron
Browse files

iio: Mark iio_device_type as const 



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: default avatarLars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211031080421.2086-1-lars@metafoo.de


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 1fd85607

drivers/iio/iio_core.h

+1 −1
Original line number Diff line number Diff line
@@ -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;

drivers/iio/industrialio-core.c

+1 −1
Original line number Diff line number Diff line
@@ -1622,7 +1622,7 @@ 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,

};