USB: replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index df256d6..274276c 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -1335,7 +1335,7 @@
 sl811h_bus_suspend(struct usb_hcd *hcd)
 {
 	// SOFs off
-	DBG("%s\n", __FUNCTION__);
+	DBG("%s\n", __func__);
 	return 0;
 }
 
@@ -1343,7 +1343,7 @@
 sl811h_bus_resume(struct usb_hcd *hcd)
 {
 	// SOFs on
-	DBG("%s\n", __FUNCTION__);
+	DBG("%s\n", __func__);
 	return 0;
 }