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iio: proximity: aw96103: Constify struct iio_info​

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'struct iio_info' is not modified in this driver.

Constifying this structure moves some data to a read-only section, so
increase overall security, especially when the structure holds some
function pointers.

On a x86_64, with allmodconfig:
Before:
======
   text	   data	    bss	    dec	    hex	filename
  17366	   1454	     16	  18836	   4994	drivers/iio/proximity/aw96103.o

After:
=====
   text	   data	    bss	    dec	    hex	filename
  17526	   1294	     16	  18836	   4994	drivers/iio/proximity/aw96103.o

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://patch.msgid.link/da4918af46fef03903ab0e9fdcb4f23e014f3821.1733522812.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Christophe JAILLET 2024-12-06 23:07:23 +01:00 • committed by Jonathan Cameron
parent 582d732bf6
commit 56f8c1759b
1 changed files with 1 additions and 1 deletions
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2
drivers/iio/proximity/aw96103.c
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@ -433,7 +433,7 @@ static int aw96103_write_event_config(struct iio_dev *indio_dev,
state ? BIT(chan->channel) : 0);
}
static struct iio_info iio_info = {
static const struct iio_info iio_info = {
.read_raw = aw96103_read_raw,
.read_event_value = aw96103_read_event_val,
.write_event_value = aw96103_write_event_val,