From: Jimmy Assarsson jimmyassarsson@gmail.com
The allocated buffer was not freed if usb_submit_urb() failed.
Signed-off-by: Jimmy Assarsson jimmyassarsson@gmail.com Cc: linux-stable stable@vger.kernel.org Signed-off-by: Marc Kleine-Budde mkl@pengutronix.de --- drivers/net/can/usb/kvaser_usb.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c index 9b18d96ef526..075644591498 100644 --- a/drivers/net/can/usb/kvaser_usb.c +++ b/drivers/net/can/usb/kvaser_usb.c @@ -813,6 +813,7 @@ static int kvaser_usb_simple_msg_async(struct kvaser_usb_net_priv *priv, if (err) { netdev_err(netdev, "Error transmitting URB\n"); usb_unanchor_urb(urb); + kfree(buf); usb_free_urb(urb); return err; } @@ -1768,6 +1769,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb, spin_unlock_irqrestore(&priv->tx_contexts_lock, flags);
usb_unanchor_urb(urb); + kfree(buf);
stats->tx_dropped++;