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platform_kernel-5.15
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net/ipv6: Rename fib6_lookup to fib6_node_lookup 

Rename fib6_lookup to fib6_node_lookup to better reflect what it
returns. The fib6_lookup name will be used in a later patch for
an IPv6 equivalent to IPv4's fib_lookup.

Signed-off-by: David Ahern <dsahern@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
David Ahern 2018-05-09 20:34:19 -07:00 committed by Daniel Borkmann
parent 68625b7631
commit 6454743bc1
3 changed files with 15 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/net/ip6_fib.h
View File

@ -376,7 +376,7 @@ struct dst_entry *fib6_rule_lookup(struct net *net, struct flowi6 *fl6,
const struct sk_buff *skb, const struct sk_buff *skb,
int flags, pol_lookup_t lookup); int flags, pol_lookup_t lookup);
struct fib6_node *fib6_lookup(struct fib6_node *root, struct fib6_node *fib6_node_lookup(struct fib6_node *root,
const struct in6_addr *daddr, const struct in6_addr *daddr,
const struct in6_addr *saddr); const struct in6_addr *saddr);

10
net/ipv6/ip6_fib.c
View File

@ -1354,7 +1354,7 @@ struct lookup_args {
const struct in6_addr *addr; /* search key */ const struct in6_addr *addr; /* search key */
}; };
static struct fib6_node *fib6_lookup_1(struct fib6_node *root, static struct fib6_node *fib6_node_lookup_1(struct fib6_node *root,
struct lookup_args *args) struct lookup_args *args)
{ {
struct fib6_node *fn; struct fib6_node *fn;
@ -1400,7 +1400,8 @@ static struct fib6_node *fib6_lookup_1(struct fib6_node *root,
#ifdef CONFIG_IPV6_SUBTREES #ifdef CONFIG_IPV6_SUBTREES
if (subtree) { if (subtree) {
struct fib6_node *sfn; struct fib6_node *sfn;
sfn = fib6_lookup_1(subtree, args + 1); sfn = fib6_node_lookup_1(subtree,
args + 1);
if (!sfn) if (!sfn)
goto backtrack; goto backtrack;
fn = sfn; fn = sfn;
@ -1422,7 +1423,8 @@ static struct fib6_node *fib6_lookup_1(struct fib6_node *root,
/* called with rcu_read_lock() held /* called with rcu_read_lock() held
*/ */
struct fib6_node *fib6_lookup(struct fib6_node *root, const struct in6_addr *daddr, struct fib6_node *fib6_node_lookup(struct fib6_node *root,
const struct in6_addr *daddr,
const struct in6_addr *saddr) const struct in6_addr *saddr)
{ {
struct fib6_node *fn; struct fib6_node *fn;
@ -1442,7 +1444,7 @@ struct fib6_node *fib6_lookup(struct fib6_node *root, const struct in6_addr *dad
} }
}; };
fn = fib6_lookup_1(root, daddr ? args : args + 1); fn = fib6_node_lookup_1(root, daddr ? args : args + 1);
if (!fn || fn->fn_flags & RTN_TL_ROOT) if (!fn || fn->fn_flags & RTN_TL_ROOT)
fn = root; fn = root;

8
net/ipv6/route.c
View File

@ -1006,7 +1006,7 @@ static struct fib6_node* fib6_backtrack(struct fib6_node *fn,
pn = rcu_dereference(fn->parent); pn = rcu_dereference(fn->parent);
sn = FIB6_SUBTREE(pn); sn = FIB6_SUBTREE(pn);
if (sn && sn != fn) if (sn && sn != fn)
fn = fib6_lookup(sn, NULL, saddr); fn = fib6_node_lookup(sn, NULL, saddr);
else else
fn = pn; fn = pn;
if (fn->fn_flags & RTN_RTINFO) if (fn->fn_flags & RTN_RTINFO)
@ -1059,7 +1059,7 @@ static struct rt6_info *ip6_pol_route_lookup(struct net *net,
flags &= ~RT6_LOOKUP_F_IFACE; flags &= ~RT6_LOOKUP_F_IFACE;
rcu_read_lock(); rcu_read_lock();
fn = fib6_lookup(&table->tb6_root, &fl6->daddr, &fl6->saddr); fn = fib6_node_lookup(&table->tb6_root, &fl6->daddr, &fl6->saddr);
restart: restart:
f6i = rcu_dereference(fn->leaf); f6i = rcu_dereference(fn->leaf);
if (!f6i) { if (!f6i) {
@ -1815,7 +1815,7 @@ struct rt6_info *ip6_pol_route(struct net *net, struct fib6_table *table,
rcu_read_lock(); rcu_read_lock();
fn = fib6_lookup(&table->tb6_root, &fl6->daddr, &fl6->saddr); fn = fib6_node_lookup(&table->tb6_root, &fl6->daddr, &fl6->saddr);
saved_fn = fn; saved_fn = fn;
if (fl6->flowi6_flags & FLOWI_FLAG_SKIP_NH_OIF) if (fl6->flowi6_flags & FLOWI_FLAG_SKIP_NH_OIF)
@ -2425,7 +2425,7 @@ static struct rt6_info *__ip6_route_redirect(struct net *net,
*/ */
rcu_read_lock(); rcu_read_lock();
fn = fib6_lookup(&table->tb6_root, &fl6->daddr, &fl6->saddr); fn = fib6_node_lookup(&table->tb6_root, &fl6->daddr, &fl6->saddr);
restart: restart:
for_each_fib6_node_rt_rcu(fn) { for_each_fib6_node_rt_rcu(fn) {
if (rt->fib6_nh.nh_flags & RTNH_F_DEAD) if (rt->fib6_nh.nh_flags & RTNH_F_DEAD)