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Commit 70d9dccf authored by Jimmy Assarsson's avatar Jimmy Assarsson Committed by Greg Kroah-Hartman
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can: kvaser_usb: free buf in error paths 



commit 435019b48033138581a6171093b181fc6b4d3d30 upstream.

The allocated buffer was not freed if usb_submit_urb() failed.

Signed-off-by: default avatarJimmy Assarsson <jimmyassarsson@gmail.com>
Signed-off-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2179863e

drivers/net/can/usb/kvaser_usb.c

+2 −0
Original line number Diff line number Diff line
@@ -602,6 +602,7 @@ 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);

		kfree(buf);

		return err;
@@ -1385,6 +1386,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb, 


		atomic_dec(&priv->active_tx_urbs);

		usb_unanchor_urb(urb);

		kfree(buf);



		stats->tx_dropped++;