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rxrpc: Fix set but unused variable 'usage' in rxrpc_get_peer(). 

I backed off from trying to just eliminate this variable, since
transforming atomic_inc_return() into atomic_inc() takes away
the memory barriers.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-05-19 18:41:03 -04:00
parent c9d10c497c
commit 2a64255019
1 changed files with 2 additions and 1 deletions
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3
net/rxrpc/ar-peer.c
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@ -157,6 +157,7 @@ struct rxrpc_peer *rxrpc_get_peer(struct sockaddr_rxrpc *srx, gfp_t gfp)
/* we can now add the new candidate to the list */
peer = candidate;
candidate = NULL;
usage = atomic_read(&peer->usage);
list_add_tail(&peer->link, &rxrpc_peers);
write_unlock_bh(&rxrpc_peer_lock);
@ -171,7 +172,7 @@ success:
&peer->srx.transport.sin.sin_addr,
ntohs(peer->srx.transport.sin.sin_port));
_leave(" = %p {u=%d}", peer, atomic_read(&peer->usage));
_leave(" = %p {u=%d}", peer, usage);
return peer;
/* we found the peer in the list immediately */