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authorPatrick McHardy <kaber@trash.net>2010-04-13 05:03:15 +0000
committerDavid S. Miller <davem@davemloft.net>2010-04-13 14:49:30 -0700
commitd8a566beaa75c6ad5e38cdccf0ea5294323e7866 (patch)
tree56fc11f0806e9e869e65c44a697c896add4b78f6 /net
parent561155110307ad304226a23272244398fa46cbae (diff)
net: fib_rules: consolidate IPv4 and DECnet ->default_pref() functions.
Both functions are equivalent, consolidate them since a following patch needs a third implementation for multicast routing. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/fib_rules.c18
-rw-r--r--net/decnet/dn_rules.c19
-rw-r--r--net/ipv4/fib_rules.c19
3 files changed, 20 insertions, 36 deletions
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 05cce4ec84dd..1eb32276be77 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -39,6 +39,24 @@ int fib_default_rule_add(struct fib_rules_ops *ops,
}
EXPORT_SYMBOL(fib_default_rule_add);
+u32 fib_default_rule_pref(struct fib_rules_ops *ops)
+{
+ struct list_head *pos;
+ struct fib_rule *rule;
+
+ if (!list_empty(&ops->rules_list)) {
+ pos = ops->rules_list.next;
+ if (pos->next != &ops->rules_list) {
+ rule = list_entry(pos->next, struct fib_rule, list);
+ if (rule->pref)
+ return rule->pref - 1;
+ }
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(fib_default_rule_pref);
+
static void notify_rule_change(int event, struct fib_rule *rule,
struct fib_rules_ops *ops, struct nlmsghdr *nlh,
u32 pid);
diff --git a/net/decnet/dn_rules.c b/net/decnet/dn_rules.c
index 7466c546f286..2d14093a2c3a 100644
--- a/net/decnet/dn_rules.c
+++ b/net/decnet/dn_rules.c
@@ -212,23 +212,6 @@ nla_put_failure:
return -ENOBUFS;
}
-static u32 dn_fib_rule_default_pref(struct fib_rules_ops *ops)
-{
- struct list_head *pos;
- struct fib_rule *rule;
-
- if (!list_empty(&dn_fib_rules_ops->rules_list)) {
- pos = dn_fib_rules_ops->rules_list.next;
- if (pos->next != &dn_fib_rules_ops->rules_list) {
- rule = list_entry(pos->next, struct fib_rule, list);
- if (rule->pref)
- return rule->pref - 1;
- }
- }
-
- return 0;
-}
-
static void dn_fib_rule_flush_cache(struct fib_rules_ops *ops)
{
dn_rt_cache_flush(-1);
@@ -243,7 +226,7 @@ static struct fib_rules_ops dn_fib_rules_ops_template = {
.configure = dn_fib_rule_configure,
.compare = dn_fib_rule_compare,
.fill = dn_fib_rule_fill,
- .default_pref = dn_fib_rule_default_pref,
+ .default_pref = fib_default_rule_pref,
.flush_cache = dn_fib_rule_flush_cache,
.nlgroup = RTNLGRP_DECnet_RULE,
.policy = dn_fib_rule_policy,
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index ca2d07b1c706..73b67849c5b9 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -234,23 +234,6 @@ nla_put_failure:
return -ENOBUFS;
}
-static u32 fib4_rule_default_pref(struct fib_rules_ops *ops)
-{
- struct list_head *pos;
- struct fib_rule *rule;
-
- if (!list_empty(&ops->rules_list)) {
- pos = ops->rules_list.next;
- if (pos->next != &ops->rules_list) {
- rule = list_entry(pos->next, struct fib_rule, list);
- if (rule->pref)
- return rule->pref - 1;
- }
- }
-
- return 0;
-}
-
static size_t fib4_rule_nlmsg_payload(struct fib_rule *rule)
{
return nla_total_size(4) /* dst */
@@ -272,7 +255,7 @@ static struct fib_rules_ops fib4_rules_ops_template = {
.configure = fib4_rule_configure,
.compare = fib4_rule_compare,
.fill = fib4_rule_fill,
- .default_pref = fib4_rule_default_pref,
+ .default_pref = fib_default_rule_pref,
.nlmsg_payload = fib4_rule_nlmsg_payload,
.flush_cache = fib4_rule_flush_cache,
.nlgroup = RTNLGRP_IPV4_RULE,