lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

tipc: Minor optimization to rejection of connection-based messages

Browse Source 
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>
This commit is contained in:
Allan Stephens
2011-11-02 10:32:14 -04:00
committed by Paul Gortmaker
parent 3175bd9add
commit dff10e9e63
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
net/tipc/port.c
View File

@@ -400,15 +400,16 @@ int tipc_reject_msg(struct sk_buff *buf, u32 err)
/* send self-abort message when rejecting on a connected port */ /* send self-abort message when rejecting on a connected port */
if (msg_connected(msg)) { if (msg_connected(msg)) {
struct sk_buff *abuf = NULL;
struct tipc_port *p_ptr = tipc_port_lock(msg_destport(msg)); struct tipc_port *p_ptr = tipc_port_lock(msg_destport(msg));
if (p_ptr) { if (p_ptr) {
struct sk_buff *abuf = NULL;
if (p_ptr->connected) if (p_ptr->connected)
abuf = port_build_self_abort_msg(p_ptr, err); abuf = port_build_self_abort_msg(p_ptr, err);
tipc_port_unlock(p_ptr); tipc_port_unlock(p_ptr);
tipc_net_route_msg(abuf);
} }
tipc_net_route_msg(abuf);
} }
/* send returned message & dispose of rejected message */ /* send returned message & dispose of rejected message */