From 5ca8d3ec9970f4798e68bd21a9d44db3d0ff4da7 Mon Sep 17 00:00:00 2001 From: Andrzej Pietrasiewicz Date: Thu, 6 Nov 2014 11:12:02 +0100 Subject: [PATCH] usb: gadget: f_hid: use usb_gstrings_attach Before configfs is integrated the usb_gstrings_attach() interface must be used. Signed-off-by: Andrzej Pietrasiewicz Signed-off-by: Felipe Balbi --- drivers/usb/gadget/function/f_hid.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c index df3cc32d1d23..dfdb4327ef3e 100644 --- a/drivers/usb/gadget/function/f_hid.c +++ b/drivers/usb/gadget/function/f_hid.c @@ -582,18 +582,17 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f) { struct usb_ep *ep; struct f_hidg *hidg = func_to_hidg(f); + struct usb_string *us; struct device *device; int status; dev_t dev; /* maybe allocate device-global string IDs, and patch descriptors */ - if (ct_func_string_defs[CT_FUNC_HID_IDX].id == 0) { - status = usb_string_id(c->cdev); - if (status < 0) - return status; - ct_func_string_defs[CT_FUNC_HID_IDX].id = status; - hidg_interface_desc.iInterface = status; - } + us = usb_gstrings_attach(c->cdev, ct_func_strings, + ARRAY_SIZE(ct_func_string_defs)); + if (IS_ERR(us)) + return PTR_ERR(us); + hidg_interface_desc.iInterface = us[CT_FUNC_HID_IDX].id; /* allocate instance-specific interface IDs, and patch descriptors */ status = usb_interface_id(c, f); @@ -806,7 +805,6 @@ struct usb_function *hidg_alloc(struct usb_function_instance *fi) } hidg->func.name = "hid"; - hidg->func.strings = ct_func_strings; hidg->func.bind = hidg_bind; hidg->func.unbind = hidg_unbind; hidg->func.set_alt = hidg_set_alt;