| Date | Mon, 25 Mar 2013 01:06:45 +0000 | From | Ben Hutchings <> | Subject | [ 081/104] USB: garmin_gps: fix memory leak on disconnect |
| |
3.2-stable review patch. If anyone has any objections, please let me know.
------------------
From: Johan Hovold <jhovold@gmail.com>
commit 618aa1068df29c37a58045fe940f9106664153fd upstream.
Remove bogus disconnect test introduced by 95bef012e ("USB: more serial drivers writing after disconnect") which prevented queued data from being freed on disconnect.
The possible IO it was supposed to prevent is long gone.
Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- drivers/usb/serial/garmin_gps.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-)
--- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -973,10 +973,7 @@ static void garmin_close(struct usb_seri if (!serial) return; - mutex_lock(&port->serial->disc_mutex); - - if (!port->serial->disconnected) - garmin_clear(garmin_data_p); + garmin_clear(garmin_data_p); /* shutdown our urbs */ usb_kill_urb(port->read_urb); @@ -985,8 +982,6 @@ static void garmin_close(struct usb_seri /* keep reset state so we know that we must start a new session */ if (garmin_data_p->state != STATE_RESET) garmin_data_p->state = STATE_DISCONNECTED; - - mutex_unlock(&port->serial->disc_mutex); }
|