mt76: avoid re-queueing A-MPDU rx reorder work if no frames are pending

Fixes: aee5b8cf2477 ("mt76: implement A-MPDU rx reordering in the driver code")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
1 file changed