linux-kernel - [PATCH] parport: parport_pc: Mark expected switch fall-through

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Message-ID: <20181004190431.GA20196@embeddedor.com>
Date:   Thu, 4 Oct 2018 21:04:31 +0200
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: parport_pc: Mark expected switch fall-through

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

Addresses-Coverity-ID: 114730 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
---
 drivers/parport/parport_pc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
index 380916b..9c8249f 100644
--- a/drivers/parport/parport_pc.c
+++ b/drivers/parport/parport_pc.c
@@ -1667,7 +1667,7 @@ static int parport_ECP_supported(struct parport *pb)
 	default:
 		printk(KERN_WARNING "0x%lx: Unknown implementation ID\n",
 			pb->base);
-		/* Assume 1 */
+		/* Fall through - Assume 1 */
 	case 1:
 		pword = 1;
 	}
-- 
2.7.4