[NETFILTER]: ctnetlink: remove impossible events tests for updates

IPCT_HELPER and IPCT_NATINFO bits are never set on updates.
Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: NPatrick McHardy <kaber@trash.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/ipv4/netfilter/ip_conntrack_netlink.c

@@ -329,11 +329,7 @@ static int ctnetlink_conntrack_event(struct notifier_block *this,
 		/* dump everything */
 		events = ~0UL;
 		group = NFNLGRP_CONNTRACK_NEW;
-	} else if (events & (IPCT_STATUS |
-		      IPCT_PROTOINFO |
-		      IPCT_HELPER |
-		      IPCT_HELPINFO |
-		      IPCT_NATINFO)) {
+	} else if (events & (IPCT_STATUS | IPCT_PROTOINFO)) {
 		type = IPCTNL_MSG_CT_NEW;
 		group = NFNLGRP_CONNTRACK_UPDATE;
 	} else 

net/netfilter/nf_conntrack_netlink.c

@@ -339,11 +339,7 @@ static int ctnetlink_conntrack_event(struct notifier_block *this,
 		/* dump everything */
 		events = ~0UL;
 		group = NFNLGRP_CONNTRACK_NEW;
-	} else  if (events & (IPCT_STATUS |
-		      IPCT_PROTOINFO |
-		      IPCT_HELPER |
-		      IPCT_HELPINFO |
-		      IPCT_NATINFO)) {
+	} else  if (events & (IPCT_STATUS | IPCT_PROTOINFO)) {
 		type = IPCTNL_MSG_CT_NEW;
 		group = NFNLGRP_CONNTRACK_UPDATE;
 	} else