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intel_th: Constify attribute_group structs

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The only usage of them is to pass their address to sysfs_create_group()
and sysfs_remove_group(), both which have pointers to const
attribute_group structs as input. Make them const to allow the compiler
to put them in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210414171251.14672-5-alexander.shishkin@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rikard Falkeborn 2021-04-14 20:12:48 +03:00 committed by Greg Kroah-Hartman
parent a525ed1787
commit d9962f6f42
3 changed files with 4 additions and 4 deletions
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2
drivers/hwtracing/intel_th/intel_th.h
View File

@ -178,7 +178,7 @@ struct intel_th_driver {
/* file_operations for those who want a device node */
const struct file_operations *fops;
/* optional attributes */
struct attribute_group *attr_group;
const struct attribute_group *attr_group;
/* source ops */
int (*set_output)(struct intel_th_device *thdev,

2
drivers/hwtracing/intel_th/msu.c
View File

@ -2095,7 +2095,7 @@ static struct attribute *msc_output_attrs[] = {
NULL,
};
static struct attribute_group msc_output_group = {
static const struct attribute_group msc_output_group = {
.attrs = msc_output_attrs,
};

4
drivers/hwtracing/intel_th/pti.c
View File

@ -142,7 +142,7 @@ static struct attribute *pti_output_attrs[] = {
NULL,
};
static struct attribute_group pti_output_group = {
static const struct attribute_group pti_output_group = {
.attrs = pti_output_attrs,
};
@ -295,7 +295,7 @@ static struct attribute *lpp_output_attrs[] = {
NULL,
};
static struct attribute_group lpp_output_group = {
static const struct attribute_group lpp_output_group = {
.attrs = lpp_output_attrs,
};