linux-kernel - [PATCH] staging: vt6655: mark expected switch fall-throughs in vnt_set

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Date:   Tue, 10 Oct 2017 14:40:31 -0500
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     Forest Bond <forest@...ttletooquiet.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH] staging: vt6655: mark expected switch fall-throughs in
 vnt_set_keymode

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

Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
 drivers/staging/vt6655/key.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/vt6655/key.c b/drivers/staging/vt6655/key.c
index d7ede73..d891993 100644
--- a/drivers/staging/vt6655/key.c
+++ b/drivers/staging/vt6655/key.c
@@ -56,17 +56,19 @@ static int vnt_set_keymode(struct ieee80211_hw *hw, u8 *mac_addr,
 	}
 
 	switch (key_type) {
-	/* fallthrough */
 	case VNT_KEY_DEFAULTKEY:
 		/* default key last entry */
 		entry = MAX_KEY_TABLE - 1;
 		key->hw_key_idx = entry;
+		/* fall through */
 	case VNT_KEY_ALLGROUP:
 		key_mode |= VNT_KEY_ALLGROUP;
 		if (onfly_latch)
 			key_mode |= VNT_KEY_ONFLY_ALL;
+		/* fall through */
 	case VNT_KEY_GROUP_ADDRESS:
 		key_mode |= mode;
+		/* fall through */
 	case VNT_KEY_GROUP:
 		key_mode |= (mode << 4);
 		key_mode |= VNT_KEY_GROUP;
-- 
2.7.4