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bwhacksgregkh
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catc: Combine failure cleanup code in catc_probe()
commit d41149145f98fe26dcd0bfd1d6cc095e6e041418 upstream. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 parent a90604b commit 40531b2

1 file changed

Lines changed: 17 additions & 16 deletions

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drivers/net/usb/catc.c

Lines changed: 17 additions & 16 deletions
Original file line numberDiff line numberDiff line change
@@ -777,7 +777,7 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
777777
struct net_device *netdev;
778778
struct catc *catc;
779779
u8 broadcast[ETH_ALEN];
780-
int i, pktsz;
780+
int i, pktsz, ret;
781781

782782
if (usb_set_interface(usbdev,
783783
intf->altsetting->desc.bInterfaceNumber, 1)) {
@@ -812,12 +812,8 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
812812
if ((!catc->ctrl_urb) || (!catc->tx_urb) ||
813813
(!catc->rx_urb) || (!catc->irq_urb)) {
814814
dev_err(&intf->dev, "No free urbs available.\n");
815-
usb_free_urb(catc->ctrl_urb);
816-
usb_free_urb(catc->tx_urb);
817-
usb_free_urb(catc->rx_urb);
818-
usb_free_urb(catc->irq_urb);
819-
free_netdev(netdev);
820-
return -ENOMEM;
815+
ret = -ENOMEM;
816+
goto fail_free;
821817
}
822818

823819
/* The F5U011 has the same vendor/product as the netmate but a device version of 0x130 */
@@ -914,16 +910,21 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
914910
usb_set_intfdata(intf, catc);
915911

916912
SET_NETDEV_DEV(netdev, &intf->dev);
917-
if (register_netdev(netdev) != 0) {
918-
usb_set_intfdata(intf, NULL);
919-
usb_free_urb(catc->ctrl_urb);
920-
usb_free_urb(catc->tx_urb);
921-
usb_free_urb(catc->rx_urb);
922-
usb_free_urb(catc->irq_urb);
923-
free_netdev(netdev);
924-
return -EIO;
925-
}
913+
ret = register_netdev(netdev);
914+
if (ret)
915+
goto fail_clear_intfdata;
916+
926917
return 0;
918+
919+
fail_clear_intfdata:
920+
usb_set_intfdata(intf, NULL);
921+
fail_free:
922+
usb_free_urb(catc->ctrl_urb);
923+
usb_free_urb(catc->tx_urb);
924+
usb_free_urb(catc->rx_urb);
925+
usb_free_urb(catc->irq_urb);
926+
free_netdev(netdev);
927+
return ret;
927928
}
928929

929930
static void catc_disconnect(struct usb_interface *intf)

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