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authorAllan Stephens <allan.stephens@windriver.com>2011-11-02 10:32:14 -0400
committerPaul Gortmaker <paul.gortmaker@windriver.com>2012-02-06 16:59:19 -0500
commitdff10e9e637663c8c5dd0bae1a8f0e899cbb4a36 (patch)
tree08b607dac7f39a5e405b81da527f8644ac5ca58d
parent3175bd9add570f3b5c06877369897b334556a2ff (diff)
downloadblackbird-obmc-linux-dff10e9e637663c8c5dd0bae1a8f0e899cbb4a36.tar.gz
blackbird-obmc-linux-dff10e9e637663c8c5dd0bae1a8f0e899cbb4a36.zip
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>
-rw-r--r--net/tipc/port.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/tipc/port.c b/net/tipc/port.c
index d91efc69e6f9..ba3268b8da42 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 */
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