From acbf0e5263de563e25f7c104868e4490b9e72b13 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Thu, 25 Oct 2012 10:29:12 +0200 Subject: [PATCH] USB: opticon: fix memory leak in error path Fix memory leak in write error path. Cc: Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/opticon.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c index 459c28889fe..6aba731d486 100644 --- a/drivers/usb/serial/opticon.c +++ b/drivers/usb/serial/opticon.c @@ -286,7 +286,7 @@ static int opticon_write(struct tty_struct *tty, struct usb_serial_port *port, if (!dr) { dev_err(&port->dev, "out of memory\n"); count = -ENOMEM; - goto error; + goto error_no_dr; } dr->bRequestType = USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT; @@ -316,6 +316,8 @@ static int opticon_write(struct tty_struct *tty, struct usb_serial_port *port, return count; error: + kfree(dr); +error_no_dr: usb_free_urb(urb); error_no_urb: kfree(buffer); -- 2.20.1