usb: gadget: use usb_string_ids_tab instead multiple usb_string_id()
Using usb_string_ids_tab() instead multiple calls of usb_string_id()
seems to be handy. It also allows to add string without many checks.
Acked-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c
index 9a9adee..dbc336e 100644
--- a/drivers/usb/gadget/zero.c
+++ b/drivers/usb/gadget/zero.c
@@ -264,28 +264,18 @@
{
int gcnum;
struct usb_gadget *gadget = cdev->gadget;
- int id;
+ int status;
/* Allocate string descriptor numbers ... note that string
* contents can be overridden by the composite_dev glue.
*/
- id = usb_string_id(cdev);
- if (id < 0)
- return id;
- strings_dev[STRING_MANUFACTURER_IDX].id = id;
- device_desc.iManufacturer = id;
+ status = usb_string_ids_tab(cdev, strings_dev);
+ if (status < 0)
+ return status;
- id = usb_string_id(cdev);
- if (id < 0)
- return id;
- strings_dev[STRING_PRODUCT_IDX].id = id;
- device_desc.iProduct = id;
-
- id = usb_string_id(cdev);
- if (id < 0)
- return id;
- strings_dev[STRING_SERIAL_IDX].id = id;
- device_desc.iSerialNumber = id;
+ device_desc.iManufacturer = strings_dev[STRING_MANUFACTURER_IDX].id;
+ device_desc.iProduct = strings_dev[STRING_PRODUCT_IDX].id;
+ device_desc.iSerialNumber = strings_dev[STRING_SERIAL_IDX].id;
setup_timer(&autoresume_timer, zero_autoresume, (unsigned long) cdev);