ath still uses non-initialized memory sometimes

[Lev Serebryakov]

Hello, Freebsd-wireless.

 r242489:

ath0: ath_reset: called
ath0: ath_stoptxdma: tx queue [9] 0x2e9a000, link 0
ath0: ath_tx_stopdma: tx queue [0] 0, link 0
ath0: ath_tx_stopdma: tx queue [1] 0, link 0
ath0: ath_tx_stopdma: tx queue [2] 0, link 0
ath0: ath_tx_stopdma: tx queue [3] 0, link 0
ath0: ath_tx_stopdma: tx queue [8] 0, link 0
ath0: ath_legacy_stoprecv: rx queue 0x2e9b1e0, link 0xd5e9b120
R[ 0] (DS.V:0xd5e9b180 DS.P:0x2e9b180) L:02e9b1e0 D:06141800 *
      aa55aa55 00000800 1b800f13 00000125
        00035263 00000100 14800300 80808080 80808080 80808080 00000003


-- 
// Black Lion AKA Lev Serebryakov <lev at FreeBSD.org>