netfilter: ipset: add missing break statemtns in ip_set_get_ip_port()

Don't fall through in the switch statement, otherwise IPv4 headers
are incorrectly parsed again as IPv6 and the return value will always
be 'false'.

Signed-off-by: Patrick McHardy <kaber@trash.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/netfilter/ipset/ip_set_getport.c b/net/netfilter/ipset/ip_set_getport.c
index 76737bba28ee..4dd2785a5c72 100644
--- a/net/netfilter/ipset/ip_set_getport.c
+++ b/net/netfilter/ipset/ip_set_getport.c
@@ -118,8 +118,10 @@ ip_set_get_ip_port(const struct sk_buff *skb, u8 pf, bool src, __be16 *port)
         switch (pf) {
         case AF_INET:
                 ret = ip_set_get_ip4_port(skb, src, port, &proto);
+                break;
         case AF_INET6:
                 ret = ip_set_get_ip6_port(skb, src, port, &proto);
+                break;
         default:
                 return false;
         }