diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00usb.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00usb.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index cb208d589ff8..39e1052123e3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -170,19 +170,22 @@ struct rt2x00_async_read_data { __le32 reg; struct usb_ctrlrequest cr; struct rt2x00_dev *rt2x00dev; - void (*callback)(struct rt2x00_dev *,int,u32); + bool (*callback)(struct rt2x00_dev *, int, u32); }; static void rt2x00usb_register_read_async_cb(struct urb *urb) { struct rt2x00_async_read_data *rd = urb->context; - rd->callback(rd->rt2x00dev, urb->status, le32_to_cpu(rd->reg)); - kfree(urb->context); + if (rd->callback(rd->rt2x00dev, urb->status, le32_to_cpu(rd->reg))) { + if (usb_submit_urb(urb, GFP_ATOMIC) < 0) + kfree(rd); + } else + kfree(rd); } void rt2x00usb_register_read_async(struct rt2x00_dev *rt2x00dev, const unsigned int offset, - void (*callback)(struct rt2x00_dev*,int,u32)) + bool (*callback)(struct rt2x00_dev*, int, u32)) { struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev); struct urb *urb; |