driver core: make subsys_dev_iter_next() static

The function subsys_dev_iter_next() is only used in drivers/base/bus.c
so make it static to that file and remove the global export.

Reviewed-by: Rafael J. Wysocki <rafael@kernel.org>
Link: https://lore.kernel.org/r/20230109175810.2965448-4-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index f781124..f0aacb3 100644 (file)
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -946,7 +946,7 @@ static void subsys_dev_iter_init(struct subsys_dev_iter *iter, struct bus_type *
  * free to do whatever it wants to do with the device including
  * calling back into subsys code.
  */
-struct device *subsys_dev_iter_next(struct subsys_dev_iter *iter)
+static struct device *subsys_dev_iter_next(struct subsys_dev_iter *iter)
 {
        struct klist_node *knode;
        struct device *dev;
@@ -960,7 +960,6 @@ struct device *subsys_dev_iter_next(struct subsys_dev_iter *iter)
                        return dev;
        }
 }
-EXPORT_SYMBOL_GPL(subsys_dev_iter_next);
 
 /**
  * subsys_dev_iter_exit - finish iteration

diff --git a/include/linux/device/bus.h b/include/linux/device/bus.h
index 67cb5b2..4f994d8 100644 (file)
--- a/include/linux/device/bus.h
+++ b/include/linux/device/bus.h
@@ -154,7 +154,6 @@ struct subsys_dev_iter {
        struct klist_iter               ki;
        const struct device_type        *type;
 };
-struct device *subsys_dev_iter_next(struct subsys_dev_iter *iter);
 void subsys_dev_iter_exit(struct subsys_dev_iter *iter);
 
 int bus_for_each_dev(struct bus_type *bus, struct device *start, void *data,