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can: gs_usb: gs_can_open(): prevent memory leak

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commit fb5be6a7b4863ecc44963bb80ca614584b6c7817 upstream.

In gs_can_open() if usb_submit_urb() fails the allocated urb should be
released.

Fixes: d08e973a77d1 ("can: gs_usb: Added support for the GS_USB CAN devices")
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Navid Emamdoost 2019-09-19 21:44:38 -05:00 committed by Greg Kroah-Hartman
parent c41a025d64
commit 7f18860337
1 changed files with 1 additions and 0 deletions
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drivers/net/can/usb/gs_usb.c
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@ -617,6 +617,7 @@ static int gs_can_open(struct net_device *netdev)
rc);
usb_unanchor_urb(urb);
usb_free_urb(urb);
break;
}