ALSA: hda: make kobj_type structure constant

Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.

Take advantage of this to constify the structure definition to prevent
modification at runtime.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20230211-kobj_type-sound-v1-1-17107ceb25b7@weissschuh.net
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/hda/hdac_sysfs.c b/sound/hda/hdac_sysfs.c
index 62a9615dcf529a241cef26c8319c156b49207757..60b0a70428d5687f067381c3a2a4524de5dc13d2 100644 (file)
--- a/sound/hda/hdac_sysfs.c
+++ b/sound/hda/hdac_sysfs.c
@@ -148,7 +148,7 @@ static void widget_release(struct kobject *kobj)
        kfree(kobj);
 }
 
-static struct kobj_type widget_ktype = {
+static const struct kobj_type widget_ktype = {
        .release        = widget_release,
        .sysfs_ops      = &widget_sysfs_ops,
 };