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/ehci-orion.c b/drivers/usb/host/ehci-orion.c
index 395bdb0..a68a2a5 100644
--- a/drivers/usb/host/ehci-orion.c
+++ b/drivers/usb/host/ehci-orion.c
@@ -277,7 +277,7 @@
 		printk(KERN_WARNING "Orion ehci -USB phy version isn't supported.\n");
 	}
 
-	err = usb_add_hcd(hcd, irq, IRQF_SHARED | IRQF_DISABLED);
+	err = usb_add_hcd(hcd, irq, IRQF_SHARED);
 	if (err)
 		goto err4;