From: Peter Chen peter.chen@nxp.com
commit b51e1cf64f93acebb6d8afbacd648a6ecefc39b4 upstream.
The 'tmode' is ctrl->wIndex, changing it as the real test mode value for register assignment.
Cc: stable@vger.kernel.org Fixes: 7733f6c32e36 ("usb: cdns3: Add Cadence USB3 DRD Driver") Reviewed-by: Jun Li jun.li@nxp.com Signed-off-by: Peter Chen peter.chen@nxp.com Signed-off-by: Felipe Balbi balbi@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/cdns3/ep0.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/cdns3/ep0.c b/drivers/usb/cdns3/ep0.c index e71240b386b49..f785ce84aba62 100644 --- a/drivers/usb/cdns3/ep0.c +++ b/drivers/usb/cdns3/ep0.c @@ -327,7 +327,8 @@ static int cdns3_ep0_feature_handle_device(struct cdns3_device *priv_dev, if (!set || (tmode & 0xff) != 0) return -EINVAL;
- switch (tmode >> 8) { + tmode >>= 8; + switch (tmode) { case TEST_J: case TEST_K: case TEST_SE0_NAK: