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From: "Gustavo A. R. Silva" <gustavoars@kernel.org>
To: Ralf Baechle <ralf@linux-mips.org>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>
Cc: linux-hams@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>,
	linux-hardening@vger.kernel.org
Subject: [PATCH RESEND][next] net: netrom: Fix fall-through warnings for Clang
Date: Fri, 5 Mar 2021 03:22:10 -0600	[thread overview]
Message-ID: <20210305092210.GA139864@embeddedor> (raw)

In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
warnings by explicitly adding multiple break statements 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@kernel.org>
---
 net/netrom/nr_route.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index 78da5eab252a..de9821b6a62a 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -266,6 +266,7 @@ static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,
 		fallthrough;
 	case 2:
 		re_sort_routes(nr_node, 0, 1);
+		break;
 	case 1:
 		break;
 	}
@@ -359,6 +360,7 @@ static int nr_del_node(ax25_address *callsign, ax25_address *neighbour, struct n
 					fallthrough;
 				case 1:
 					nr_node->routes[1] = nr_node->routes[2];
+					break;
 				case 2:
 					break;
 				}
@@ -482,6 +484,7 @@ static int nr_dec_obs(void)
 					fallthrough;
 				case 1:
 					s->routes[1] = s->routes[2];
+					break;
 				case 2:
 					break;
 				}
@@ -529,6 +532,7 @@ void nr_rt_device_down(struct net_device *dev)
 							fallthrough;
 						case 1:
 							t->routes[1] = t->routes[2];
+							break;
 						case 2:
 							break;
 						}
-- 
2.27.0


             reply	other threads:[~2021-03-05  9:22 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-05  9:22 Gustavo A. R. Silva [this message]
2021-04-20 20:11 ` [PATCH RESEND][next] net: netrom: Fix fall-through warnings for Clang Gustavo A. R. Silva
2021-05-17 20:09   ` Gustavo A. R. Silva

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