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From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
To: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	"David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	"Gustavo A. R. Silva" <gustavo@embeddedor.com>
Subject: [PATCH] net: core: filter: mark expected switch fall-through
Date: Wed, 4 Jul 2018 17:34:37 -0500	[thread overview]
Message-ID: <20180704223437.GA14486@embeddedor.com> (raw)

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

Warning level 2 was used: -Wimplicit-fallthrough=2

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
 net/core/filter.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/core/filter.c b/net/core/filter.c
index 547fd34..b9ec916 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -4660,6 +4660,7 @@ bpf_base_func_proto(enum bpf_func_id func_id)
 	case BPF_FUNC_trace_printk:
 		if (capable(CAP_SYS_ADMIN))
 			return bpf_get_trace_printk_proto();
+		/* else: fall through */
 	default:
 		return NULL;
 	}
-- 
2.7.4

             reply	other threads:[~2018-07-04 22:35 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-04 22:34 Gustavo A. R. Silva [this message]
2018-07-05 11:27 ` [PATCH] net: core: filter: mark expected switch fall-through David Miller

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