staging: lustre: socklnd: Remove unnecessary () from return statement

Remove unnecessary brackets from return statements in socklnd.c
to meet kernel coding style.
Signed-off-by: Masaru Nomura <massa.nomura@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c

@@ -58,10 +58,10 @@ ksocknal_ip2iface(lnet_ni_t *ni, __u32 ip)
 		iface = &net->ksnn_interfaces[i];
 
 		if (iface->ksni_ipaddr == ip)
-			return (iface);
+			return iface;
 	}
 
-	return (NULL);
+	return NULL;
 }
 
 ksock_route_t *
@@ -71,7 +71,7 @@ ksocknal_create_route (__u32 ipaddr, int port)
 
 	LIBCFS_ALLOC (route, sizeof (*route));
 	if (route == NULL)
-		return (NULL);
+		return NULL;
 
 	atomic_set (&route->ksnr_refcount, 1);
 	route->ksnr_peer = NULL;
@@ -85,7 +85,7 @@ ksocknal_create_route (__u32 ipaddr, int port)
 	route->ksnr_conn_count = 0;
 	route->ksnr_share_count = 0;
 
-	return (route);
+	return route;
 }
 
 void
@@ -197,9 +197,9 @@ ksocknal_find_peer_locked (lnet_ni_t *ni, lnet_process_id_t id)
 		CDEBUG(D_NET, "got peer [%p] -> %s (%d)\n",
 		       peer, libcfs_id2str(id),
 		       atomic_read(&peer->ksnp_refcount));
-		return (peer);
+		return peer;
 	}
-	return (NULL);
+	return NULL;
 }
 
 ksock_peer_t *
@@ -213,7 +213,7 @@ ksocknal_find_peer (lnet_ni_t *ni, lnet_process_id_t id)
 		ksocknal_peer_addref(peer);
 	read_unlock(&ksocknal_data.ksnd_global_lock);
 
-	return (peer);
+	return peer;
 }
 
 void
@@ -318,7 +318,7 @@ ksocknal_get_peer_info (lnet_ni_t *ni, int index,
 	}
  out:
 	read_unlock(&ksocknal_data.ksnd_global_lock);
-	return (rc);
+	return rc;
 }
 
 void
@@ -506,7 +506,7 @@ ksocknal_add_peer (lnet_ni_t *ni, lnet_process_id_t id, __u32 ipaddr, int port)
 
 	write_unlock_bh(&ksocknal_data.ksnd_global_lock);
 
-	return (0);
+	return 0;
 }
 
 void
@@ -620,7 +620,7 @@ ksocknal_del_peer (lnet_ni_t *ni, lnet_process_id_t id, __u32 ip)
 
 	ksocknal_txlist_done(ni, &zombies, 1);
 
-	return (rc);
+	return rc;
 }
 
 ksock_conn_t *
@@ -652,13 +652,13 @@ ksocknal_get_conn_by_idx (lnet_ni_t *ni, int index)
 				ksocknal_conn_addref(conn);
 				read_unlock(&ksocknal_data. \
 						 ksnd_global_lock);
-				return (conn);
+				return conn;
 			}
 		}
 	}
 
 	read_unlock(&ksocknal_data.ksnd_global_lock);
-	return (NULL);
+	return NULL;
 }
 
 ksock_sched_t *
@@ -709,7 +709,7 @@ ksocknal_local_ipvec (lnet_ni_t *ni, __u32 *ipaddrs)
 	}
 
 	read_unlock(&ksocknal_data.ksnd_global_lock);
-	return (nip);
+	return nip;
 }
 
 int
@@ -741,7 +741,7 @@ ksocknal_match_peerip (ksock_interface_t *iface, __u32 *ips, int nips)
 	}
 
 	LASSERT (best >= 0);
-	return (best);
+	return best;
 }
 
 int
@@ -843,7 +843,7 @@ ksocknal_select_ips(ksock_peer_t *peer, __u32 *peerips, int n_peerips)
 
 	write_unlock_bh(global_lock);
 
-	return (n_ips);
+	return n_ips;
 }
 
 void
@@ -1705,7 +1705,7 @@ ksocknal_close_peer_conns_locked (ksock_peer_t *peer, __u32 ipaddr, int why)
 		}
 	}
 
-	return (count);
+	return count;
 }
 
 int
@@ -1721,7 +1721,7 @@ ksocknal_close_conn_and_siblings (ksock_conn_t *conn, int why)
 
 	write_unlock_bh(&ksocknal_data.ksnd_global_lock);
 
-	return (count);
+	return count;
 }
 
 int
@@ -1762,7 +1762,7 @@ ksocknal_close_matching_conns (lnet_process_id_t id, __u32 ipaddr)
 
 	/* wildcards always succeed */
 	if (id.nid == LNET_NID_ANY || id.pid == LNET_PID_ANY || ipaddr == 0)
-		return (0);
+		return 0;
 
 	if (count == 0)
 		return -ENOENT;
@@ -1933,7 +1933,7 @@ ksocknal_push (lnet_ni_t *ni, lnet_process_id_t id)
 
 	}
 
-	return (rc);
+	return rc;
 }
 
 int
@@ -1995,7 +1995,7 @@ ksocknal_add_interface(lnet_ni_t *ni, __u32 ipaddress, __u32 netmask)
 
 	write_unlock_bh(&ksocknal_data.ksnd_global_lock);
 
-	return (rc);
+	return rc;
 }
 
 void
@@ -2084,7 +2084,7 @@ ksocknal_del_interface(lnet_ni_t *ni, __u32 ipaddress)
 
 	write_unlock_bh(&ksocknal_data.ksnd_global_lock);
 
-	return (rc);
+	return rc;
 }
 
 int