From 33f00f41d963c86176dba2f9faff9b428a542e60 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Wed, 23 Nov 2022 16:48:59 +0200 Subject: [PATCH] usb: gadget: hid: Convert to use list_count() The list API now provides the list_count() to help with counting existing nodes in the list. Utilise it. Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20221123144901.40493-2-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/legacy/hid.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/usb/gadget/legacy/hid.c b/drivers/usb/gadget/legacy/hid.c index 1187ee4f316a..6196c3456e0b 100644 --- a/drivers/usb/gadget/legacy/hid.c +++ b/drivers/usb/gadget/legacy/hid.c @@ -133,14 +133,11 @@ static struct usb_configuration config_driver = { static int hid_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; - struct list_head *tmp; struct hidg_func_node *n = NULL, *m, *iter_n; struct f_hid_opts *hid_opts; - int status, funcs = 0; - - list_for_each(tmp, &hidg_func_list) - funcs++; + int status, funcs; + funcs = list_count(&hidg_func_list); if (!funcs) return -ENODEV;