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author | Allan Stephens <allan.stephens@windriver.com> | 2011-11-02 10:32:14 -0400 |
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committer | Paul Gortmaker <paul.gortmaker@windriver.com> | 2012-02-06 16:59:19 -0500 |
commit | dff10e9e637663c8c5dd0bae1a8f0e899cbb4a36 (patch) | |
tree | 08b607dac7f39a5e405b81da527f8644ac5ca58d /net | |
parent | 3175bd9add570f3b5c06877369897b334556a2ff (diff) | |
download | op-kernel-dev-dff10e9e637663c8c5dd0bae1a8f0e899cbb4a36.zip op-kernel-dev-dff10e9e637663c8c5dd0bae1a8f0e899cbb4a36.tar.gz |
tipc: Minor optimization to rejection of connection-based messages
Modifies message rejection logic so that TIPC doesn't attempt to
send a FIN message to the rejecting port if it is known in advance
that there is no such message because the rejecting port doesn't exist.
Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Diffstat (limited to 'net')
-rw-r--r-- | net/tipc/port.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/tipc/port.c b/net/tipc/port.c index d91efc6..ba3268b 100644 --- a/net/tipc/port.c +++ b/net/tipc/port.c @@ -400,15 +400,16 @@ int tipc_reject_msg(struct sk_buff *buf, u32 err) /* send self-abort message when rejecting on a connected port */ if (msg_connected(msg)) { - struct sk_buff *abuf = NULL; struct tipc_port *p_ptr = tipc_port_lock(msg_destport(msg)); if (p_ptr) { + struct sk_buff *abuf = NULL; + if (p_ptr->connected) abuf = port_build_self_abort_msg(p_ptr, err); tipc_port_unlock(p_ptr); + tipc_net_route_msg(abuf); } - tipc_net_route_msg(abuf); } /* send returned message & dispose of rejected message */ |