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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2022-11-23 16:48:59 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-11-29 08:56:09 +0100 |
| commit | 33f00f41d963c86176dba2f9faff9b428a542e60 (patch) | |
| tree | 9cd6c974bbe0f54cc8eef8f84ef659512fdde7d0 /drivers/usb/gadget | |
| parent | a9efc04cfd05690e91279f41c2325c46335c43ef (diff) | |
| download | linux-33f00f41d963c86176dba2f9faff9b428a542e60.tar.bz2 | |
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 <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20221123144901.40493-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/legacy/hid.c | 7 |
1 files 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; |