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authorPatrick McHardy <kaber@trash.net>2008-01-14 23:49:37 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:02:42 -0800
commitc71e9167081a6a0d2a076cda674b696b89bb31c2 (patch)
treed10434bc658ba40a51a76ab6916154d2d8d73331 /net/ipv4
parentc56cc9c07b049acc9d2ca97be0b540978c0c80bf (diff)
[NETFILTER]: nf_conntrack: make print_conntrack function optional for l4protos
Allows to remove five empty implementations. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c2
-rw-r--r--net/ipv4/netfilter/nf_conntrack_proto_icmp.c8
2 files changed, 1 insertions, 9 deletions
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
index acde9952cad..543c02b74c9 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
@@ -121,7 +121,7 @@ static int ct_seq_show(struct seq_file *s, void *v)
? (long)(ct->timeout.expires - jiffies)/HZ : 0) != 0)
return -ENOSPC;
- if (l4proto->print_conntrack(s, ct))
+ if (l4proto->print_conntrack && l4proto->print_conntrack(s, ct))
return -ENOSPC;
if (print_tuple(s, &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple,
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index cd0d6690627..4004a04c551 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -74,13 +74,6 @@ static int icmp_print_tuple(struct seq_file *s,
ntohs(tuple->src.u.icmp.id));
}
-/* Print out the private part of the conntrack. */
-static int icmp_print_conntrack(struct seq_file *s,
- const struct nf_conn *conntrack)
-{
- return 0;
-}
-
/* Returns verdict for packet, or -1 for invalid. */
static int icmp_packet(struct nf_conn *ct,
const struct sk_buff *skb,
@@ -309,7 +302,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp __read_mostly =
.pkt_to_tuple = icmp_pkt_to_tuple,
.invert_tuple = icmp_invert_tuple,
.print_tuple = icmp_print_tuple,
- .print_conntrack = icmp_print_conntrack,
.packet = icmp_packet,
.new = icmp_new,
.error = icmp_error,