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/ehci-q.c b/drivers/usb/host/ehci-q.c
index 315c7c1..5ae6891 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -251,7 +251,7 @@
 #ifdef EHCI_URB_TRACE
 	ehci_dbg (ehci,
 		"%s %s urb %p ep%d%s status %d len %d/%d\n",
-		__FUNCTION__, urb->dev->devpath, urb,
+		__func__, urb->dev->devpath, urb,
 		usb_pipeendpoint (urb->pipe),
 		usb_pipein (urb->pipe) ? "in" : "out",
 		status,
@@ -974,7 +974,7 @@
 #ifdef EHCI_URB_TRACE
 	ehci_dbg (ehci,
 		"%s %s urb %p ep%d%s len %d, qtd %p [qh %p]\n",
-		__FUNCTION__, urb->dev->devpath, urb,
+		__func__, urb->dev->devpath, urb,
 		epnum & 0x0f, (epnum & USB_DIR_IN) ? "in" : "out",
 		urb->transfer_buffer_length,
 		qtd, urb->ep->hcpriv);