4.17-stable review patch. If anyone has any objections, please let me know.
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From: Anton Vasilyev vasilyev@ispras.ru
commit 72c05f32f4a5055c9c8fe889bb6903ec959c0aad upstream.
ems_usb_probe() allocates memory for dev->tx_msg_buffer, but there is no its deallocation in ems_usb_disconnect().
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Anton Vasilyev vasilyev@ispras.ru Cc: stable@vger.kernel.org Signed-off-by: Marc Kleine-Budde mkl@pengutronix.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/net/can/usb/ems_usb.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/net/can/usb/ems_usb.c +++ b/drivers/net/can/usb/ems_usb.c @@ -1072,6 +1072,7 @@ static void ems_usb_disconnect(struct us usb_free_urb(dev->intr_urb);
kfree(dev->intr_in_buffer); + kfree(dev->tx_msg_buffer); } }