From dab4d700bd90cffdd04e75c7b8df74438907ea4d Mon Sep 17 00:00:00 2001
From: "Gustavo A. R. Silva" <garsilva@embeddedor.com>
Date: Wed, 25 Oct 2017 13:49:10 -0500
Subject: [PATCH 0258/1795] usb: host: xhci-mem: mark expected switch
 fall-through

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

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 1356cedd99aab15a60c4c4ade79e52c4b5200fdf)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 drivers/usb/host/xhci-mem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index d10129e664fd..804aef5d4e47 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1328,6 +1328,7 @@ static unsigned int xhci_get_endpoint_interval(struct usb_device *udev,
 		 * since it uses the same rules as low speed interrupt
 		 * endpoints.
 		 */
+		/* fall through */
 
 	case USB_SPEED_LOW:
 		if (usb_endpoint_xfer_int(&ep->desc) ||
-- 
2.19.0