[PATCH v5 1/3] Bluetooth: btusb: Use an error label for error paths
From: Rajat Jain
Date: Thu Jan 12 2017 - 13:03:53 EST
Use a label to remove the repetetive cleanup, for error cases.
Signed-off-by: Rajat Jain <rajatja@xxxxxxxxxx>
Reviewed-by: Brian Norris <briannorris@xxxxxxxxxxxx>
---
v5: same as v4
v4: same as v3
v3: Added Brian's "Reviewed-by"
v2: same as v1
drivers/bluetooth/btusb.c | 19 +++++++++----------
1 file changed, 9 insertions(+), 10 deletions(-)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 2f633df9f4e6..ce22cefceed1 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2991,18 +2991,15 @@ static int btusb_probe(struct usb_interface *intf,
err = usb_set_interface(data->udev, 0, 0);
if (err < 0) {
BT_ERR("failed to set interface 0, alt 0 %d", err);
- hci_free_dev(hdev);
- return err;
+ goto out_free_dev;
}
}
if (data->isoc) {
err = usb_driver_claim_interface(&btusb_driver,
data->isoc, data);
- if (err < 0) {
- hci_free_dev(hdev);
- return err;
- }
+ if (err < 0)
+ goto out_free_dev;
}
#ifdef CONFIG_BT_HCIBTUSB_BCM
@@ -3016,14 +3013,16 @@ static int btusb_probe(struct usb_interface *intf,
#endif
err = hci_register_dev(hdev);
- if (err < 0) {
- hci_free_dev(hdev);
- return err;
- }
+ if (err < 0)
+ goto out_free_dev;
usb_set_intfdata(intf, data);
return 0;
+
+out_free_dev:
+ hci_free_dev(hdev);
+ return err;
}
static void btusb_disconnect(struct usb_interface *intf)
--
2.11.0.390.gc69c2f50cf-goog