linux-kernel - [PATCH 076/141] decnet: Fix fall-through warnings for Clang

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Message-ID: <c0b4dfadf61968028e9265fca33d537817e0771c.1605896059.git.gustavoars@kernel.org>
Date:   Fri, 20 Nov 2020 12:35:01 -0600
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     linux-decnet-user@...ts.sourceforge.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Subject: [PATCH 076/141] decnet: Fix fall-through warnings for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
by explicitly adding a break statement instead of letting the code fall
through to the next case.

Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
---
 net/decnet/dn_route.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 4cac31d22a50..2f3e5c49a221 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1407,7 +1407,7 @@ static int dn_route_input_slow(struct sk_buff *skb)
 			flags |= RTCF_DOREDIRECT;
 
 		local_src = DN_FIB_RES_PREFSRC(res);
-
+		break;
 	case RTN_BLACKHOLE:
 	case RTN_UNREACHABLE:
 		break;
-- 
2.27.0