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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2012-09-06 20:11:16 +0200
committerFelipe Balbi <balbi@ti.com>2012-09-10 16:06:48 +0300
commite1f15ccbae40b55a4e2591373ea5f1808cf29855 (patch)
tree036c040b04bbd92523f9689f81edf29419dee46f /drivers/usb/gadget/gmidi.c
parent72258493ec4f77a772d05a8df5ee663e1e24154b (diff)
downloadop-kernel-dev-e1f15ccbae40b55a4e2591373ea5f1808cf29855.zip
op-kernel-dev-e1f15ccbae40b55a4e2591373ea5f1808cf29855.tar.gz
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>
Diffstat (limited to 'drivers/usb/gadget/gmidi.c')
-rw-r--r--drivers/usb/gadget/gmidi.c21
1 files changed, 4 insertions, 17 deletions
diff --git a/drivers/usb/gadget/gmidi.c b/drivers/usb/gadget/gmidi.c
index 0c70708..68f8c03 100644
--- a/drivers/usb/gadget/gmidi.c
+++ b/drivers/usb/gadget/gmidi.c
@@ -140,25 +140,12 @@ static int __init midi_bind(struct usb_composite_dev *cdev)
struct usb_gadget *gadget = cdev->gadget;
int gcnum, status;
- status = usb_string_id(cdev);
+ status = usb_string_ids_tab(cdev, strings_dev);
if (status < 0)
return status;
- strings_dev[STRING_MANUFACTURER_IDX].id = status;
- device_desc.iManufacturer = status;
-
- status = usb_string_id(cdev);
- if (status < 0)
- return status;
- strings_dev[STRING_PRODUCT_IDX].id = status;
- device_desc.iProduct = status;
-
- /* config description */
- status = usb_string_id(cdev);
- if (status < 0)
- return status;
- strings_dev[STRING_DESCRIPTION_IDX].id = status;
-
- midi_config.iConfiguration = status;
+ device_desc.iManufacturer = strings_dev[STRING_MANUFACTURER_IDX].id;
+ device_desc.iProduct = strings_dev[STRING_PRODUCT_IDX].id;
+ midi_config.iConfiguration = strings_dev[STRING_DESCRIPTION_IDX].id;
gcnum = usb_gadget_controller_number(gadget);
if (gcnum < 0) {
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