[PATCH] USB: be assertive in usbfs

Be assertive.

[PATCH] USB: be assertive in usbfs
Be assertive.
a105e521 · Duncan Sands · Greg Kroah-Hartman · 0056af21 · a105e521
Commit a105e521 authored Apr 26, 2004 by Duncan Sands Committed by Greg Kroah-Hartman Apr 26, 2004
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drivers/usb/core/devio.c drivers/usb/core/devio.c +2 -2

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--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -350,8 +350,8 @@ static void driver_disconnect(struct usb_interface *intf)
 	 * all pending I/O requests; 2.6 does that.
 	 */

-	if (ifnum < 8*sizeof(ps->ifclaimed))
-		clear_bit(ifnum, &ps->ifclaimed);
+	WARN_ON(ifnum >= 8*sizeof(ps->ifclaimed));
+	clear_bit(ifnum, &ps->ifclaimed);
 	usb_set_intfdata (intf, NULL);

 	/* force async requests to complete */