linux-kernel - [PATCH] parport: ieee1284: mark expected switch fall-throughs

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Date:   Thu, 5 Jul 2018 08:46:32 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:     linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Subject: [PATCH] parport: ieee1284: 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@...eddedor.com>
---
 drivers/parport/ieee1284.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/parport/ieee1284.c b/drivers/parport/ieee1284.c
index 2d1a5c7..f12b9da 100644
--- a/drivers/parport/ieee1284.c
+++ b/drivers/parport/ieee1284.c
@@ -267,7 +267,7 @@ static void parport_ieee1284_terminate (struct parport *port)
 			port->ieee1284.phase = IEEE1284_PH_FWD_IDLE;
 		}
 
-		/* fall-though.. */
+		/* fall through */
 
 	default:
 		/* Terminate from all other modes. */
@@ -615,6 +615,7 @@ ssize_t parport_write (struct parport *port, const void *buffer, size_t len)
 	case IEEE1284_MODE_NIBBLE:
 	case IEEE1284_MODE_BYTE:
 		parport_negotiate (port, IEEE1284_MODE_COMPAT);
+		/* fall through */
 	case IEEE1284_MODE_COMPAT:
 		DPRINTK (KERN_DEBUG "%s: Using compatibility mode\n",
 			 port->name);
-- 
2.7.4