net: remove unneeded switch fall-through

This case block has been terminated by a return, so not need
a switch fall-through

Signed-off-by: Li RongQing <lirongqing@baidu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index b448cf3..6c2febc 100644 (file)
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1541,7 +1541,6 @@ static int ip_mc_check_igmp_msg(struct sk_buff *skb)
        case IGMP_HOST_LEAVE_MESSAGE:
        case IGMP_HOST_MEMBERSHIP_REPORT:
        case IGMPV2_HOST_MEMBERSHIP_REPORT:
-               /* fall through */
                return 0;
        case IGMPV3_HOST_MEMBERSHIP_REPORT:
                return ip_mc_check_igmp_reportv3(skb);

diff --git a/net/ipv6/mcast_snoop.c b/net/ipv6/mcast_snoop.c
index 55e2ac1..dddd75d 100644 (file)
--- a/net/ipv6/mcast_snoop.c
+++ b/net/ipv6/mcast_snoop.c
@@ -128,7 +128,6 @@ static int ipv6_mc_check_mld_msg(struct sk_buff *skb)
        switch (mld->mld_type) {
        case ICMPV6_MGM_REDUCTION:
        case ICMPV6_MGM_REPORT:
-               /* fall through */
                return 0;
        case ICMPV6_MLD2_REPORT:
                return ipv6_mc_check_mld_reportv2(skb);