[PATCH 3.18 38/38] USB: serial: garmin_gps: fix memory leak on probe errors

Greg Kroah-Hartman
2017-11-19T14:31:17Z

From: Johan Hovold <johan@kernel.org>

commit 74d471b598444b7f2d964930f7234779c80960a0 upstream.

Make sure to free the port private data before returning after a failed
probe attempt.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/usb/serial/garmin_gps.c | 6 ++++++
1 file changed, 6 insertions(+)

--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1414,6 +1414,12 @@ static int garmin_port_probe(struct usb_
usb_set_serial_port_data(port, garmin_data_p);

status = garmin_init_session(port);
+ if (status)
+ goto err_free;
+
+ return 0;
+err_free:
+ kfree(garmin_data_p);

return status;
}