[PATCH] USB: mark expected switch fall-throughs

From: Gustavo A. R. Silva
Date: Thu Jun 28 2018 - 14:37:42 EST


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

Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
---
drivers/usb/misc/appledisplay.c | 1 +
drivers/usb/renesas_usbhs/mod_gadget.c | 1 +
2 files changed, 2 insertions(+)

diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index b3eb8b9..d746c26 100644
--- 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
--- 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;
}
--
2.7.4