[NETFILTER]: Remove unused function from NAT protocol helpers

->print and ->print_range are not used (and apparently never were).

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

6 files changed, 0 insertions, 167 deletions

diff --git a/include/linux/netfilter_ipv4/ip_nat_protocol.h b/include/linux/netfilter_ipv4/ip_nat_protocol.h
index ef63aa991a06..612a43614e7b 100644
--- a/include/linux/netfilter_ipv4/ip_nat_protocol.h
+++ b/include/linux/netfilter_ipv4/ip_nat_protocol.h
@@ -42,13 +42,6 @@ struct ip_nat_protocol
                             enum ip_nat_manip_type maniptype,
                             const struct ip_conntrack *conntrack);
 
-        unsigned int (*print)(char *buffer,
-                              const struct ip_conntrack_tuple *match,
-                              const struct ip_conntrack_tuple *mask);
-
-        unsigned int (*print_range)(char *buffer,
-                                    const struct ip_nat_range *range);
-
         int (*range_to_nfattr)(struct sk_buff *skb,
                                const struct ip_nat_range *range);
 
diff --git a/net/ipv4/netfilter/ip_nat_proto_gre.c b/net/ipv4/netfilter/ip_nat_proto_gre.c
index f7cad7cf1aec..6c4899d8046a 100644
--- a/net/ipv4/netfilter/ip_nat_proto_gre.c
+++ b/net/ipv4/netfilter/ip_nat_proto_gre.c
@@ -151,42 +151,6 @@ gre_manip_pkt(struct sk_buff **pskb,
         return 1;
 }
 
-/* print out a nat tuple */
-static unsigned int 
-gre_print(char *buffer, 
-          const struct ip_conntrack_tuple *match,
-          const struct ip_conntrack_tuple *mask)
-{
-        unsigned int len = 0;
-
-        if (mask->src.u.gre.key)
-                len += sprintf(buffer + len, "srckey=0x%x ", 
-                                ntohl(match->src.u.gre.key));
-
-        if (mask->dst.u.gre.key)
-                len += sprintf(buffer + len, "dstkey=0x%x ",
-                                ntohl(match->src.u.gre.key));
-
-        return len;
-}
-
-/* print a range of keys */
-static unsigned int 
-gre_print_range(char *buffer, const struct ip_nat_range *range)
-{
-        if (range->min.gre.key != 0 
-            || range->max.gre.key != 0xFFFF) {
-                if (range->min.gre.key == range->max.gre.key)
-                        return sprintf(buffer, "key 0x%x ",
-                                        ntohl(range->min.gre.key));
-                else
-                        return sprintf(buffer, "keys 0x%u-0x%u ",
-                                        ntohl(range->min.gre.key),
-                                        ntohl(range->max.gre.key));
-        } else
-                return 0;
-}
-
 /* nat helper struct */
 static struct ip_nat_protocol gre = { 
         .name           = "GRE", 
@@ -194,8 +158,6 @@ static struct ip_nat_protocol gre = {
         .manip_pkt      = gre_manip_pkt,
         .in_range       = gre_in_range,
         .unique_tuple   = gre_unique_tuple,
-        .print          = gre_print,
-        .print_range    = gre_print_range,
 #if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
     defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
         .range_to_nfattr        = ip_nat_port_range_to_nfattr,
diff --git a/net/ipv4/netfilter/ip_nat_proto_icmp.c b/net/ipv4/netfilter/ip_nat_proto_icmp.c
index 938719043999..31a3f4ccb99c 100644
--- a/net/ipv4/netfilter/ip_nat_proto_icmp.c
+++ b/net/ipv4/netfilter/ip_nat_proto_icmp.c
@@ -74,38 +74,6 @@ icmp_manip_pkt(struct sk_buff **pskb,
         return 1;
 }
 
-static unsigned int
-icmp_print(char *buffer,
-           const struct ip_conntrack_tuple *match,
-           const struct ip_conntrack_tuple *mask)
-{
-        unsigned int len = 0;
-
-        if (mask->src.u.icmp.id)
-                len += sprintf(buffer + len, "id=%u ",
-                               ntohs(match->src.u.icmp.id));
-
-        if (mask->dst.u.icmp.type)
-                len += sprintf(buffer + len, "type=%u ",
-                               ntohs(match->dst.u.icmp.type));
-
-        if (mask->dst.u.icmp.code)
-                len += sprintf(buffer + len, "code=%u ",
-                               ntohs(match->dst.u.icmp.code));
-
-        return len;
-}
-
-static unsigned int
-icmp_print_range(char *buffer, const struct ip_nat_range *range)
-{
-        if (range->min.icmp.id != 0 || range->max.icmp.id != 0xFFFF)
-                return sprintf(buffer, "id %u-%u ",
-                               ntohs(range->min.icmp.id),
-                               ntohs(range->max.icmp.id));
-        else return 0;
-}
-
 struct ip_nat_protocol ip_nat_protocol_icmp = {
         .name                   = "ICMP",
         .protonum               = IPPROTO_ICMP,
@@ -113,8 +81,6 @@ struct ip_nat_protocol ip_nat_protocol_icmp = {
         .manip_pkt              = icmp_manip_pkt,
         .in_range               = icmp_in_range,
         .unique_tuple           = icmp_unique_tuple,
-        .print                  = icmp_print,
-        .print_range            = icmp_print_range,
 #if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
     defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
         .range_to_nfattr        = ip_nat_port_range_to_nfattr,
diff --git a/net/ipv4/netfilter/ip_nat_proto_tcp.c b/net/ipv4/netfilter/ip_nat_proto_tcp.c
index 1d381bf68574..a3d14079eba6 100644
--- a/net/ipv4/netfilter/ip_nat_proto_tcp.c
+++ b/net/ipv4/netfilter/ip_nat_proto_tcp.c
@@ -136,40 +136,6 @@ tcp_manip_pkt(struct sk_buff **pskb,
         return 1;
 }
 
-static unsigned int
-tcp_print(char *buffer,
-          const struct ip_conntrack_tuple *match,
-          const struct ip_conntrack_tuple *mask)
-{
-        unsigned int len = 0;
-
-        if (mask->src.u.tcp.port)
-                len += sprintf(buffer + len, "srcpt=%u ",
-                               ntohs(match->src.u.tcp.port));
-
-
-        if (mask->dst.u.tcp.port)
-                len += sprintf(buffer + len, "dstpt=%u ",
-                               ntohs(match->dst.u.tcp.port));
-
-        return len;
-}
-
-static unsigned int
-tcp_print_range(char *buffer, const struct ip_nat_range *range)
-{
-        if (range->min.tcp.port != 0 || range->max.tcp.port != 0xFFFF) {
-                if (range->min.tcp.port == range->max.tcp.port)
-                        return sprintf(buffer, "port %u ",
-                                       ntohs(range->min.tcp.port));
-                else
-                        return sprintf(buffer, "ports %u-%u ",
-                                       ntohs(range->min.tcp.port),
-                                       ntohs(range->max.tcp.port));
-        }
-        else return 0;
-}
-
 struct ip_nat_protocol ip_nat_protocol_tcp = {
         .name                   = "TCP",
         .protonum               = IPPROTO_TCP,
@@ -177,8 +143,6 @@ struct ip_nat_protocol ip_nat_protocol_tcp = {
         .manip_pkt              = tcp_manip_pkt,
         .in_range               = tcp_in_range,
         .unique_tuple           = tcp_unique_tuple,
-        .print                  = tcp_print,
-        .print_range            = tcp_print_range,
 #if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
     defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
         .range_to_nfattr        = ip_nat_port_range_to_nfattr,
diff --git a/net/ipv4/netfilter/ip_nat_proto_udp.c b/net/ipv4/netfilter/ip_nat_proto_udp.c
index c4906e1aa24a..ec6053fdc867 100644
--- a/net/ipv4/netfilter/ip_nat_proto_udp.c
+++ b/net/ipv4/netfilter/ip_nat_proto_udp.c
@@ -122,40 +122,6 @@ udp_manip_pkt(struct sk_buff **pskb,
         return 1;
 }
 
-static unsigned int
-udp_print(char *buffer,
-          const struct ip_conntrack_tuple *match,
-          const struct ip_conntrack_tuple *mask)
-{
-        unsigned int len = 0;
-
-        if (mask->src.u.udp.port)
-                len += sprintf(buffer + len, "srcpt=%u ",
-                               ntohs(match->src.u.udp.port));
-
-
-        if (mask->dst.u.udp.port)
-                len += sprintf(buffer + len, "dstpt=%u ",
-                               ntohs(match->dst.u.udp.port));
-
-        return len;
-}
-
-static unsigned int
-udp_print_range(char *buffer, const struct ip_nat_range *range)
-{
-        if (range->min.udp.port != 0 || range->max.udp.port != 0xFFFF) {
-                if (range->min.udp.port == range->max.udp.port)
-                        return sprintf(buffer, "port %u ",
-                                       ntohs(range->min.udp.port));
-                else
-                        return sprintf(buffer, "ports %u-%u ",
-                                       ntohs(range->min.udp.port),
-                                       ntohs(range->max.udp.port));
-        }
-        else return 0;
-}
-
 struct ip_nat_protocol ip_nat_protocol_udp = {
         .name                   = "UDP",
         .protonum               = IPPROTO_UDP,
@@ -163,8 +129,6 @@ struct ip_nat_protocol ip_nat_protocol_udp = {
         .manip_pkt              = udp_manip_pkt,
         .in_range               = udp_in_range,
         .unique_tuple           = udp_unique_tuple,
-        .print                  = udp_print,
-        .print_range            = udp_print_range,
 #if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
     defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
         .range_to_nfattr        = ip_nat_port_range_to_nfattr,
diff --git a/net/ipv4/netfilter/ip_nat_proto_unknown.c b/net/ipv4/netfilter/ip_nat_proto_unknown.c
index f0099a646a0b..3bf049517246 100644
--- a/net/ipv4/netfilter/ip_nat_proto_unknown.c
+++ b/net/ipv4/netfilter/ip_nat_proto_unknown.c
@@ -46,26 +46,10 @@ unknown_manip_pkt(struct sk_buff **pskb,
         return 1;
 }
 
-static unsigned int
-unknown_print(char *buffer,
-              const struct ip_conntrack_tuple *match,
-              const struct ip_conntrack_tuple *mask)
-{
-        return 0;
-}
-
-static unsigned int
-unknown_print_range(char *buffer, const struct ip_nat_range *range)
-{
-        return 0;
-}
-
 struct ip_nat_protocol ip_nat_unknown_protocol = {
         .name                   = "unknown",
         /* .me isn't set: getting a ref to this cannot fail. */
         .manip_pkt              = unknown_manip_pkt,
         .in_range               = unknown_in_range,
         .unique_tuple           = unknown_unique_tuple,
-        .print                  = unknown_print,
-        .print_range            = unknown_print_range
 };