An urb transfer buffer is allocated at every open but was never freed.
This driver is a bit of a mess...
Cc: stable <stable@xxxxxxxxxx>
Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx>
---
drivers/usb/serial/kobil_sct.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index c113a2a..bd5bd85 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -345,7 +345,8 @@ static void kobil_close(struct usb_serial_port *port)
/* FIXME: Add rts/dtr methods */
if (port->write_urb) {
- usb_kill_urb(port->write_urb);
+ usb_poison_urb(port->write_urb);
+ kfree(port->write_urb->transfer_buffer);
usb_free_urb(port->write_urb);
port->write_urb = NULL;
}
--
1.7.1
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