[NETFILTER]: nf_conntrack: remove print_conntrack function from l3protos

Its unused and unlikely to ever be used.
Signed-off-by: NPatrick McHardy <kaber@trash.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/netfilter/nf_conntrack_l3proto.h

@@ -42,9 +42,6 @@ struct nf_conntrack_l3proto
 	int (*print_tuple)(struct seq_file *s,
 			   const struct nf_conntrack_tuple *);
 
-	/* Print out the private part of the conntrack. */
-	int (*print_conntrack)(struct seq_file *s, const struct nf_conn *);
-
 	/* Returns verdict for packet, or -1 for invalid. */
 	int (*packet)(struct nf_conn *conntrack,
 		      const struct sk_buff *skb,

net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c

@@ -56,12 +56,6 @@ static int ipv4_print_tuple(struct seq_file *s,
 			  NIPQUAD(tuple->dst.u3.ip));
 }
 
-static int ipv4_print_conntrack(struct seq_file *s,
-				const struct nf_conn *conntrack)
-{
-	return 0;
-}
-
 /* Returns new sk_buff, or NULL */
 static int nf_ct_ipv4_gather_frags(struct sk_buff *skb, u_int32_t user)
 {
@@ -403,7 +397,6 @@ struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 __read_mostly = {
 	.pkt_to_tuple	 = ipv4_pkt_to_tuple,
 	.invert_tuple	 = ipv4_invert_tuple,
 	.print_tuple	 = ipv4_print_tuple,
-	.print_conntrack = ipv4_print_conntrack,
 	.get_l4proto	 = ipv4_get_l4proto,
 #if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
 	.tuple_to_nlattr = ipv4_tuple_to_nlattr,

net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c

@@ -121,9 +121,6 @@ static int ct_seq_show(struct seq_file *s, void *v)
 		      ? (long)(ct->timeout.expires - jiffies)/HZ : 0) != 0)
 		return -ENOSPC;
 
-	if (l3proto->print_conntrack(s, ct))
-		return -ENOSPC;
-
 	if (l4proto->print_conntrack(s, ct))
 		return -ENOSPC;
 

net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c

@@ -60,12 +60,6 @@ static int ipv6_print_tuple(struct seq_file *s,
 			  NIP6(*((struct in6_addr *)tuple->dst.u3.ip6)));
 }
 
-static int ipv6_print_conntrack(struct seq_file *s,
-				const struct nf_conn *conntrack)
-{
-	return 0;
-}
-
 /*
  * Based on ipv6_skip_exthdr() in net/ipv6/exthdr.c
  *
@@ -376,7 +370,6 @@ struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6 __read_mostly = {
 	.pkt_to_tuple		= ipv6_pkt_to_tuple,
 	.invert_tuple		= ipv6_invert_tuple,
 	.print_tuple		= ipv6_print_tuple,
-	.print_conntrack	= ipv6_print_conntrack,
 	.get_l4proto		= ipv6_get_l4proto,
 #if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
 	.tuple_to_nlattr	= ipv6_tuple_to_nlattr,

net/netfilter/nf_conntrack_l3proto_generic.c

@@ -55,12 +55,6 @@ static int generic_print_tuple(struct seq_file *s,
 	return 0;
 }
 
-static int generic_print_conntrack(struct seq_file *s,
-				const struct nf_conn *conntrack)
-{
-	return 0;
-}
-
 static int generic_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
 			       unsigned int *dataoff, u_int8_t *protonum)
 {
@@ -75,7 +69,6 @@ struct nf_conntrack_l3proto nf_conntrack_l3proto_generic __read_mostly = {
 	.pkt_to_tuple	 = generic_pkt_to_tuple,
 	.invert_tuple	 = generic_invert_tuple,
 	.print_tuple	 = generic_print_tuple,
-	.print_conntrack = generic_print_conntrack,
 	.get_l4proto	 = generic_get_l4proto,
 };
 EXPORT_SYMBOL_GPL(nf_conntrack_l3proto_generic);

net/netfilter/nf_conntrack_standalone.c

@@ -142,9 +142,6 @@ static int ct_seq_show(struct seq_file *s, void *v)
 		       ? (long)(conntrack->timeout.expires - jiffies)/HZ : 0) != 0)
 		return -ENOSPC;
 
-	if (l3proto->print_conntrack(s, conntrack))
-		return -ENOSPC;
-
 	if (l4proto->print_conntrack(s, conntrack))
 		return -ENOSPC;