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Subject[PATCH] can: ems_usb: fix a leak in ems_usb_start_xmit()
Date
There is spare code with obvious misprint in ems_usb_start_xmit():
usb_free_urb() should be used to deallocate urb instead of usb_unanchor_urb().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
---
drivers/net/can/usb/ems_usb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index 5f9a7ad9b964..beae1ec255f4 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -798,7 +798,7 @@ static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *ne
* allowed (MAX_TX_URBS).
*/
if (!context) {
- usb_unanchor_urb(urb);
+ usb_free_urb(urb);
usb_free_coherent(dev->udev, size, buf, urb->transfer_dma);

netdev_warn(netdev, "couldn't find free context\n");
--
1.8.3.2


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