USB: irq: Remove IRQF_DISABLED

This flag is a NOOP and can be removed now.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/host/ohci-ppc-soc.c b/drivers/usb/host/ohci-ppc-soc.c
index c0f595c..1514b70 100644
--- a/drivers/usb/host/ohci-ppc-soc.c
+++ b/drivers/usb/host/ohci-ppc-soc.c
@@ -80,7 +80,7 @@
 #endif
 	ohci_hcd_init(ohci);
 
-	retval = usb_add_hcd(hcd, irq, IRQF_DISABLED);
+	retval = usb_add_hcd(hcd, irq, 0);
 	if (retval == 0)
 		return retval;