diff mbox series

[1/9] can: kvaser_usb: free buf in error paths

Message ID 20171201141739.5816-2-mkl@pengutronix.de
State Accepted, archived
Delegated to: David Miller
Headers show
Series [1/9] can: kvaser_usb: free buf in error paths | expand

Commit Message

Marc Kleine-Budde Dec. 1, 2017, 2:17 p.m. UTC 
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 mbox series

Patch

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++;