]> git.itanic.dy.fi Git - linux-stable/commit
can: mcba_usb: mcba_usb_start_xmit(): fix double dev_kfree_skb in error path
authorHangyu Hua <hbh25y@gmail.com>
Fri, 11 Mar 2022 08:02:08 +0000 (16:02 +0800)
committerMarc Kleine-Budde <mkl@pengutronix.de>
Thu, 31 Mar 2022 07:55:27 +0000 (09:55 +0200)
commit04c9b00ba83594a29813d6b1fb8fdc93a3915174
treec0a0c04bbd11c20e6b40870bcbeafd91a9b76493
parent3d3925ff6433f98992685a9679613a2cc97f3ce2
can: mcba_usb: mcba_usb_start_xmit(): fix double dev_kfree_skb in error path

There is no need to call dev_kfree_skb() when usb_submit_urb() fails
because can_put_echo_skb() deletes original skb and
can_free_echo_skb() deletes the cloned skb.

Fixes: 51f3baad7de9 ("can: mcba_usb: Add support for Microchip CAN BUS Analyzer")
Link: https://lore.kernel.org/all/20220311080208.45047-1-hbh25y@gmail.com
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
drivers/net/can/usb/mcba_usb.c