tpm/ppi: Constify static struct attribute_group

The only usage of ppi_attr_grp is to put its address in an array of
pointers to const struct attribute_group. Make it const to allow the
compiler to put it in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
This commit is contained in:
Rikard Falkeborn 2021-02-04 22:54:27 +01:00 committed by Jarkko Sakkinen
parent 52d0848e1d
commit 90cba8d20f
2 changed files with 3 additions and 1 deletions

View File

@ -278,6 +278,8 @@ static void tpm_devs_release(struct device *dev)
{
struct tpm_chip *chip = container_of(dev, struct tpm_chip, devs);
dump_stack();
/* release the master device reference */
put_device(&chip->dev);
}

View File

@ -358,7 +358,7 @@ static struct attribute *ppi_attrs[] = {
&dev_attr_tcg_operations.attr,
&dev_attr_vs_operations.attr, NULL,
};
static struct attribute_group ppi_attr_grp = {
static const struct attribute_group ppi_attr_grp = {
.name = "ppi",
.attrs = ppi_attrs
};