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>

1 files changed, 3 insertions, 9 deletions

diff --git a/drivers/usb/gadget/audio.c b/drivers/usb/gadget/audio.c
index 689d1422a1c0..5702ce3777fb 100644
--- a/drivers/usb/gadget/audio.c
+++ b/drivers/usb/gadget/audio.c
@@ -165,17 +165,11 @@ static int __init audio_bind(struct usb_composite_dev *cdev)
         snprintf(manufacturer, sizeof manufacturer, "%s %s with %s",
                 init_utsname()->sysname, init_utsname()->release,
                 cdev->gadget->name);
-        status = usb_string_id(cdev);
+        status = usb_string_ids_tab(cdev, strings_dev);
         if (status < 0)
                 goto fail;
-        strings_dev[STRING_MANUFACTURER_IDX].id = status;
-        device_desc.iManufacturer = status;
-
-        status = usb_string_id(cdev);
-        if (status < 0)
-                goto fail;
-        strings_dev[STRING_PRODUCT_IDX].id = status;
-        device_desc.iProduct = status;
+        device_desc.iManufacturer = strings_dev[STRING_MANUFACTURER_IDX].id;
+        device_desc.iProduct = strings_dev[STRING_PRODUCT_IDX].id;
 
         status = usb_add_config(cdev, &audio_config_driver, audio_do_config);
         if (status < 0)