driver core: class: mark the struct class in struct class_interface constant

The struct class pointer in struct class_interface is never modified, so
mark it as const so that no one accidentally tries to modify it in the
future.

Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Link: https://lore.kernel.org/r/2023040249-handball-gruffly-5da7@gregkh
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/device/class.h b/include/linux/device/class.h
index 4bf46f9bbb56..53287aa105b8 100644
--- a/include/linux/device/class.h
+++ b/include/linux/device/class.h
@@ -217,7 +217,7 @@ ssize_t show_class_attr_string(const struct class *class, const struct class_att
 
 struct class_interface {
 	struct list_head	node;
-	struct class		*class;
+	const struct class	*class;
 
 	int (*add_dev)		(struct device *, struct class_interface *);
 	void (*remove_dev)	(struct device *, struct class_interface *);