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authorJimmy Assarsson <jimmyassarsson@gmail.com>2017-11-21 08:22:26 +0100
committerMarc Kleine-Budde <mkl@pengutronix.de>2017-12-01 11:20:52 +0100
commit435019b48033138581a6171093b181fc6b4d3d30 (patch)
tree3d6b57731ed91293bc89eed60d87d02f92345141 /drivers/net
parent6fef90c6b3f6a2b52018e66c0886944ea0c03fcc (diff)
downloadlinux-435019b48033138581a6171093b181fc6b4d3d30.tar.bz2
can: kvaser_usb: free buf in error paths
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>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/can/usb/kvaser_usb.c2
1 files changed, 2 insertions, 0 deletions
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++;