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authorLi RongQing <lirongqing@baidu.com>2019-02-22 16:58:44 +0800
committerPablo Neira Ayuso <pablo@netfilter.org>2019-02-27 11:03:59 +0100
commit35acfbab6e5b229ea3c4807d1949c3ab8fda9818 (patch)
tree42b83584943b61c360987bf0db6dfd7a89e049f6
parentnetfilter: conntrack: avoid same-timeout update (diff)
downloadlinux-dev-35acfbab6e5b229ea3c4807d1949c3ab8fda9818.tar.xz
linux-dev-35acfbab6e5b229ea3c4807d1949c3ab8fda9818.zip
netfilter: remove unneeded switch fall-through
Empty case is fine and does not switch fall-through Signed-off-by: Li RongQing <lirongqing@baidu.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
-rw-r--r--net/netfilter/nf_nat_core.c2
-rw-r--r--net/netfilter/nf_tables_core.c1
2 files changed, 1 insertions, 2 deletions
diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index 11acd7367623..af7dc6537758 100644
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -240,7 +240,7 @@ static bool l4proto_in_range(const struct nf_conntrack_tuple *tuple,
__be16 port;
switch (tuple->dst.protonum) {
- case IPPROTO_ICMP: /* fallthrough */
+ case IPPROTO_ICMP:
case IPPROTO_ICMPV6:
return ntohs(tuple->src.u.icmp.id) >= ntohs(min->icmp.id) &&
ntohs(tuple->src.u.icmp.id) <= ntohs(max->icmp.id);
diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c
index 2a00aef7b6d4..e56a94dff34e 100644
--- a/net/netfilter/nf_tables_core.c
+++ b/net/netfilter/nf_tables_core.c
@@ -221,7 +221,6 @@ next_rule:
chain = regs.verdict.chain;
goto do_chain;
case NFT_CONTINUE:
- /* fall through */
case NFT_RETURN:
nft_trace_packet(&info, chain, rule,
NFT_TRACETYPE_RETURN);