[LLC]: Use some more likely/unlikely

Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
diff --git a/net/llc/llc_s_ac.c b/net/llc/llc_s_ac.c
index 270b2f2..6acdebf 100644
--- a/net/llc/llc_s_ac.c
+++ b/net/llc/llc_s_ac.c
@@ -58,7 +58,7 @@
 			    ev->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_ui_cmd(skb);
 	rc = llc_mac_hdr_init(skb, ev->saddr.mac, ev->daddr.mac);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(skb);
 	return rc;
 }
@@ -81,7 +81,7 @@
 			    ev->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_xid_cmd(skb, LLC_XID_NULL_CLASS_2, 0);
 	rc = llc_mac_hdr_init(skb, ev->saddr.mac, ev->daddr.mac);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(skb);
 	return rc;
 }
@@ -110,7 +110,7 @@
 			    LLC_PDU_RSP);
 	llc_pdu_init_as_xid_rsp(nskb, LLC_XID_NULL_CLASS_2, 0);
 	rc = llc_mac_hdr_init(nskb, mac_sa, mac_da);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(nskb);
 out:
 	return rc;
@@ -134,7 +134,7 @@
 			    ev->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_test_cmd(skb);
 	rc = llc_mac_hdr_init(skb, ev->saddr.mac, ev->daddr.mac);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(skb);
 	return rc;
 }
@@ -155,7 +155,7 @@
 			    LLC_PDU_RSP);
 	llc_pdu_init_as_test_rsp(nskb, skb);
 	rc = llc_mac_hdr_init(nskb, mac_sa, mac_da);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(nskb);
 out:
 	return rc;