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authorStephen Hemminger <shemminger@vyatta.com>2008-07-22 14:35:50 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-22 14:35:50 -0700
commit3d0f24a74e7957593a5622eb5c04ed6860dd8391 (patch)
tree52c17c0606f47f5435ada93baf63d1a585a2ccb9 /net
parent75307c0fe7fcb3b52a92fe32384fc33f50622654 (diff)
ipv6: icmp6_dst_gc return change
Change icmp6_dst_gc to return the one value the caller cares about rather than using call by reference. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ip6_fib.c3
-rw-r--r--net/ipv6/route.c10
2 files changed, 5 insertions, 8 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index c72fd2461ca5..08ea2de28d63 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1453,9 +1453,8 @@ void fib6_run_gc(unsigned long expires, struct net *net)
}
gc_args.timeout = net->ipv6.sysctl.ip6_rt_gc_interval;
}
- gc_args.more = 0;
- icmp6_dst_gc(&gc_args.more);
+ gc_args.more = icmp6_dst_gc();
fib6_clean_all(net, fib6_age, 0, NULL);
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 615b328de251..86540b24b27c 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -978,13 +978,12 @@ out:
return &rt->u.dst;
}
-int icmp6_dst_gc(int *more)
+int icmp6_dst_gc(void)
{
struct dst_entry *dst, *next, **pprev;
- int freed;
+ int more = 0;
next = NULL;
- freed = 0;
spin_lock_bh(&icmp6_dst_lock);
pprev = &icmp6_dst_gc_list;
@@ -993,16 +992,15 @@ int icmp6_dst_gc(int *more)
if (!atomic_read(&dst->__refcnt)) {
*pprev = dst->next;
dst_free(dst);
- freed++;
} else {
pprev = &dst->next;
- (*more)++;
+ ++more;
}
}
spin_unlock_bh(&icmp6_dst_lock);
- return freed;
+ return more;
}
static int ip6_dst_gc(struct dst_ops *ops)