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-spear.c b/drivers/usb/host/ehci-spear.c
index dbf1e4e..b115b0b 100644
--- a/drivers/usb/host/ehci-spear.c
+++ b/drivers/usb/host/ehci-spear.c
@@ -154,7 +154,7 @@
 	ehci->clk = usbh_clk;
 
 	spear_start_ehci(ehci);
-	retval = usb_add_hcd(hcd, irq, IRQF_SHARED | IRQF_DISABLED);
+	retval = usb_add_hcd(hcd, irq, IRQF_SHARED);
 	if (retval)
 		goto fail_add_hcd;