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authorGustavo A. R. Silva <garsilva@embeddedor.com>2017-10-17 00:36:52 +0300
committerDavid S. Miller <davem@davemloft.net>2017-10-18 16:13:08 +0300
commit275757e6bae15a8621130907a78096afd1e15d2c (patch)
treeee6360a7f2e195c2e8685f9eb6bbb64b60ee5ea4 /net/ipv6/ip6_tunnel.c
parentfb6ff75e18937a20dbec1eb47b5f893f38eabae4 (diff)
downloadlinux-275757e6bae15a8621130907a78096afd1e15d2c.tar.xz
ipv6: mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Notice that in some cases I placed the "fall through" comment on its own line, which is what GCC is expecting to find. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_tunnel.c')
-rw-r--r--net/ipv6/ip6_tunnel.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 825548680b1e..4212879ff35e 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -593,6 +593,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
case NDISC_REDIRECT:
rel_type = ICMP_REDIRECT;
rel_code = ICMP_REDIR_HOST;
+ /* fall through */
default:
return 0;
}