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| author | tom.leiming@gmail.com <tom.leiming@gmail.com> | 2012-04-29 22:51:02 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-05-02 20:13:03 -0400 |
| commit | 720f3d7cb19eb27f85f72836c8f8004ccb257f39 (patch) | |
| tree | b3299b0dfb37f0a4c495871b7907bf5b8d0101bd | |
| parent | 70f8002d7813ffc5dd9ff3e9d01a17794fb4a4df (diff) | |
| download | linux-720f3d7cb19eb27f85f72836c8f8004ccb257f39.tar.bz2 | |
usbnet: fix leak of transfer buffer of dev->interrupt
The transfer buffer of dev->interrupt is allocated in .probe path,
but not freed in .disconnet path, so mark the interrupt URB as
URB_FREE_BUFFER to free the buffer when the URB is destroyed.
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Acked-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/usb/usbnet.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index b7b3f5b0d406..ca6fd80c2b40 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -210,6 +210,7 @@ static int init_status (struct usbnet *dev, struct usb_interface *intf) } else { usb_fill_int_urb(dev->interrupt, dev->udev, pipe, buf, maxp, intr_complete, dev, period); + dev->interrupt->transfer_flags |= URB_FREE_BUFFER; dev_dbg(&intf->dev, "status ep%din, %d bytes period %d\n", usb_pipeendpoint(pipe), maxp, period); |