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tipc: Optimize null pointer check during neighbor discovery

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This patch optimizes TIPC neighbor discovery code to avoid testing for
a null node pointer when the pointer is already known to be non-null.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Allan Stephens 2008-05-21 14:53:34 -07:00 committed by David S. Miller
parent 2ecb0924d7
commit 811102ca23
1 changed files with 2 additions and 3 deletions
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5
net/tipc/discover.c
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@ -200,9 +200,8 @@ void tipc_disc_recv_msg(struct sk_buff *buf)
dbg(" in own cluster\n");
if (n_ptr == NULL) {
n_ptr = tipc_node_create(orig);
}
if (n_ptr == NULL) {
return;
if (!n_ptr)
return;
}
spin_lock_bh(&n_ptr->lock);
link = n_ptr->links[b_ptr->identity];