linux-kernel - [PATCH] usb: core: urb: mark expected switch fall-through

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Message-ID: <20171024032543.GA3290@embeddedor.com>
Date:   Mon, 23 Oct 2017 22:25:43 -0500
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH] usb: core: urb: mark expected switch fall-through

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

Addresses-Coverity-ID: 1162594
Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
 drivers/usb/core/urb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index 8b800e3..06e0151 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -514,6 +514,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
 			if ((urb->interval < 6)
 				&& (xfertype == USB_ENDPOINT_XFER_INT))
 				return -EINVAL;
+			/* fall through */
 		default:
 			if (urb->interval <= 0)
 				return -EINVAL;
-- 
2.7.4