USB: mark expected switch fall-throughs

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index b3eb8b9..d746c26 100644 (file)
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -89,6 +89,7 @@ static void appledisplay_complete(struct urb *urb)
                dev_err(dev,
                        "OVERFLOW with data length %d, actual length is %d\n",
                        ACD_URB_BUFFER_LEN, pdata->urb->actual_length);
+               /* fall through */
        case -ECONNRESET:
        case -ENOENT:
        case -ESHUTDOWN:

diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
index 33d059c..59cac40 100644 (file)
--- a/drivers/usb/renesas_usbhs/mod_gadget.c
+++ b/drivers/usb/renesas_usbhs/mod_gadget.c
@@ -502,6 +502,7 @@ static int usbhsg_irq_ctrl_stage(struct usbhs_priv *priv,
        case READ_STATUS_STAGE:
        case WRITE_STATUS_STAGE:
                usbhs_dcp_control_transfer_done(pipe);
+               /* fall through */
        default:
                return ret;
        }