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author | rwatson <rwatson@FreeBSD.org> | 2004-06-13 02:50:07 +0000 |
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committer | rwatson <rwatson@FreeBSD.org> | 2004-06-13 02:50:07 +0000 |
commit | f1bc833e9552e6874a5343bfd4a0b2999a185b42 (patch) | |
tree | b82bb2c8445f7117f831d6287d086e05ebd1953e /sys/netinet/tcp_reass.c | |
parent | b173c880aa20391adf396c098a510e93c583ec02 (diff) | |
download | FreeBSD-src-f1bc833e9552e6874a5343bfd4a0b2999a185b42.zip FreeBSD-src-f1bc833e9552e6874a5343bfd4a0b2999a185b42.tar.gz |
Socket MAC labels so_label and so_peerlabel are now protected by
SOCK_LOCK(so):
- Hold socket lock over calls to MAC entry points reading or
manipulating socket labels.
- Assert socket lock in MAC entry point implementations.
- When externalizing the socket label, first make a thread-local
copy while holding the socket lock, then release the socket lock
to externalize to userspace.
Diffstat (limited to 'sys/netinet/tcp_reass.c')
-rw-r--r-- | sys/netinet/tcp_reass.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/netinet/tcp_reass.c b/sys/netinet/tcp_reass.c index 6178bfb..04b4d2c 100644 --- a/sys/netinet/tcp_reass.c +++ b/sys/netinet/tcp_reass.c @@ -1352,7 +1352,9 @@ after_listen: tcpstat.tcps_connects++; soisconnected(so); #ifdef MAC + SOCK_LOCK(so); mac_set_socket_peer_from_mbuf(m, so); + SOCK_UNLOCK(so); #endif /* Do window scaling on this connection? */ if ((tp->t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) == |