[PATCH] USB: musb: mark expected switch fall-throughs

From: Gustavo A. R. Silva
Date: Thu Jun 28 2018 - 14:32:55 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/musb/musb_dsps.c | 2 +-
drivers/usb/musb/musb_host.c | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index fb871ea..df827ff 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -237,7 +237,7 @@ static int dsps_check_status(struct musb *musb, void *unused)
}
musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
skip_session = 1;
- /* fall */
+ /* fall through */

case OTG_STATE_A_IDLE:
case OTG_STATE_B_IDLE:
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 8000c7c..b59ce9a 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -378,6 +378,7 @@ static void musb_advance_schedule(struct musb *musb, struct urb *urb,
qh = first_qh(head);
break;
}
+ /* else: fall through */

case USB_ENDPOINT_XFER_ISOC:
case USB_ENDPOINT_XFER_INT:
--
2.7.4