ALSA: hda: constify attribute_group structures.

attribute_groups are not supposed to change at runtime. All functions working with attribute_groups provided by <linux/device.h> work with const attribute_group. So mark the non-const structs as const. File size before: text data bss dec hex filename 995 608 0 1603 643 sound/pci/hda/hda_sysfs.o File size After adding 'const': text data bss dec hex filename 1035 544 0 1579 62b sound/pci/hda/hda_sysfs.o Signed-off-by: Arvind Yadav <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
ambv · Jun 29, 2017 · a5a041b · a5a041b
1 parent 343fe85
commit a5a041b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sound/pci/hda/hda_sysfs.c b/sound/pci/hda/hda_sysfs.c
@@ -761,7 +761,7 @@ static struct attribute *hda_dev_attrs[] = {
 	NULL
 };
 
-static struct attribute_group hda_dev_attr_group = {
+static const struct attribute_group hda_dev_attr_group = {
 	.attrs	= hda_dev_attrs,
 };