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Commit edfa78b2 authored by Ivo van Doorn's avatar Ivo van Doorn Committed by John W. Linville
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rt2x00: Don't kill guardian_urb when it wasn't created 



This fixes a "BUG: unable to handle kernel paging request"
bug in rt73usb which was caused by killing the guardian_urb
while it had never been allocated for rt73usb.

Signed-off-by: default avatarIvo van Doorn <IvDoorn@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent ec0a1966

drivers/net/wireless/rt2x00/rt2x00usb.c

+6 −0
Original line number Diff line number Diff line
@@ -362,6 +362,12 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev) 
		}

	}



	/*

	 * Kill guardian urb (if required by driver).

	 */

	if (!test_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags))

		return;



	for (i = 0; i < rt2x00dev->bcn->limit; i++) {

		priv_bcn = rt2x00dev->bcn->entries[i].priv_data;

		usb_kill_urb(priv_bcn->urb);