diff options
| author | Johan Hovold <jhovold@gmail.com> | 2013-08-13 13:27:35 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-08-14 12:49:27 -0700 |
| commit | ff8a43c10f1440f07a5faca0c1556921259f7f76 (patch) | |
| tree | 80402017bf94acfa9418892f64483e5c9bf0590a /drivers/usb/serial/keyspan.c | |
| parent | ef6c8c1d733e244f0499035be0dabe1f4ed98c6f (diff) | |
| download | blackbird-op-linux-ff8a43c10f1440f07a5faca0c1556921259f7f76.tar.gz blackbird-op-linux-ff8a43c10f1440f07a5faca0c1556921259f7f76.zip | |
USB: keyspan: fix null-deref at disconnect and release
Make sure to fail properly if the device is not accepted during attach
in order to avoid null-pointer derefs (of missing interface private
data) at disconnect or release.
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/keyspan.c')
| -rw-r--r-- | drivers/usb/serial/keyspan.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 5a979729f8ec..58c17fdc85eb 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -2303,7 +2303,7 @@ static int keyspan_startup(struct usb_serial *serial) if (d_details == NULL) { dev_err(&serial->dev->dev, "%s - unknown product id %x\n", __func__, le16_to_cpu(serial->dev->descriptor.idProduct)); - return 1; + return -ENODEV; } /* Setup private data for serial driver */ |
