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USB: mos7840: fix port-device leak in error path

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The driver set the usb-serial port pointers to NULL on errors in attach,
effectively preventing usb-serial core from decrementing the port ref
counters and releasing the port devices and associated data.

Cc: <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2012-10-25 13:35:10 +02:00 • committed by Greg Kroah-Hartman
parent 65a4cdbb17
commit 3eb55cc4ed
1 changed files with 0 additions and 1 deletions

1
drivers/usb/serial/mos7840.c
View file

@ -2587,7 +2587,6 @@ static int mos7840_startup(struct usb_serial *serial)
kfree(mos7840_port->ctrl_buf);
usb_free_urb(mos7840_port->control_urb);
kfree(mos7840_port);
serial->port[i] = NULL;
}
return status;
}