irda: replace __FUNCTION__ with __func__

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/irda/kingsun-sir.c b/drivers/net/irda/kingsun-sir.c
index 648e54b..73fe83b 100644
--- a/drivers/net/irda/kingsun-sir.c
+++ b/drivers/net/irda/kingsun-sir.c
@@ -243,7 +243,7 @@
 		}
 	} else if (urb->actual_length > 0) {
 		err("%s(): Unexpected response length, expected %d got %d",
-		    __FUNCTION__, kingsun->max_rx, urb->actual_length);
+		    __func__, kingsun->max_rx, urb->actual_length);
 	}
 	/* This urb has already been filled in kingsun_net_open */
 	ret = usb_submit_urb(urb, GFP_ATOMIC);