diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-08-24 01:02:24 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-08-24 01:02:24 -0400 |
| commit | 343b0597297c3190647854881c087c01faf40a6f (patch) | |
| tree | 81cf818936bfd4aff891d1ca4d4ea4d47b2d1631 /net/ipv6/tcp_ipv6.c | |
| parent | b2dabd5aadae6a93026f35269e1e53c1a0c6de2d (diff) | |
| parent | b2382b363df828f25e35ed8b70a3da33b29b2a64 (diff) | |
/spare/repo/netdev-2.6 branch 'ieee80211'
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index f6e288dc116..ef29cfd936d 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -158,9 +158,14 @@ static int tcp_v6_get_port(struct sock *sk, unsigned short snum) tcp_port_rover = rover; spin_unlock(&tcp_portalloc_lock); - /* Exhausted local port range during search? */ + /* Exhausted local port range during search? It is not + * possible for us to be holding one of the bind hash + * locks if this test triggers, because if 'remaining' + * drops to zero, we broke out of the do/while loop at + * the top level, not from the 'break;' statement. + */ ret = 1; - if (remaining <= 0) + if (unlikely(remaining <= 0)) goto fail; /* OK, here is the one we will use. */ |