netdev - [PATCH RESEND][next] net: bridge: Fix fall-through warnings for Clang

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Date:   Tue, 9 Mar 2021 23:41:15 -0600
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     bridge@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        linux-hardening@...r.kernel.org
Subject: [PATCH RESEND][next] net: bridge: 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
Acked-by: Nikolay Aleksandrov <nikolay@...dia.com>
Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
---
 Changes in RESEND:
 - None. Resending now that net-next is open.

 net/bridge/br_input.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index 222285d9dae2..8875e953ac53 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -144,6 +144,7 @@ int br_handle_frame_finish(struct net *net, struct sock *sk, struct sk_buff *skb
 		break;
 	case BR_PKT_UNICAST:
 		dst = br_fdb_find_rcu(br, eth_hdr(skb)->h_dest, vid);
+		break;
 	default:
 		break;
 	}
-- 
2.27.0