rt2x00: Don't perform watchdog checks on empty queue
authorIvo van Doorn <ivdoorn@gmail.com>
Mon, 11 Oct 2010 13:39:04 +0000 (15:39 +0200)
committerJohn W. Linville <linville@tuxdriver.com>
Mon, 11 Oct 2010 19:04:26 +0000 (15:04 -0400)
The currently used watchdog functions cannot be applied
to empty queues.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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