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ath9k: Fix warnings on card removal

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The recently added warning message on power change failure
is not needed on device removal.

ath: Failed to wakeup in 500us
------------[ cut here ]------------
WARNING: at drivers/net/wireless/ath/ath9k/hw.c:1618
ath9k_hw_setpower+0x61f/0x630 [ath9k_hw]()
Hardware name: 64756D6
Pid: 540, comm: kworker/u:3 Not tainted 2.6.37-rc6-wl #37
Call Trace:
 [<ffffffff810501aa>] warn_slowpath_common+0x7a/0xb0
 [<ffffffffa056e280>] ? ath9k_iowrite32+0x0/0x90 [ath9k]
 [<ffffffff810501f5>] warn_slowpath_null+0x15/0x20
 [<ffffffffa05226ef>] ath9k_hw_setpower+0x61f/0x630 [ath9k_hw]
 [<ffffffffa05700e5>] ath9k_ps_wakeup+0x85/0xd0 [ath9k]
 [<ffffffffa0570685>] ath9k_configure_filter+0x25/0x80 [ath9k]
 [<ffffffffa04dde43>] ieee80211_configure_filter+0x133/0x190 [mac80211]
 [<ffffffffa04ee502>] ieee80211_do_stop+0x132/0x540 [mac80211]
 [<ffffffff813466ff>] ? _raw_spin_unlock_bh+0x1f/0x30
 [<ffffffff812b6923>] ? dev_deactivate+0x1c3/0x1e0
 [<ffffffffa04ee925>] ieee80211_stop+0x15/0x20 [mac80211]
 [<ffffffff8129d1b6>] __dev_close+0x56/0x90

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan
2010-12-20 14:39:51 +05:30
committed by John W. Linville
parent 97dcec5715
commit d584747be8
4 changed files with 7 additions and 1 deletions
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3
drivers/net/wireless/ath/ath9k/recv.c
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@@ -528,7 +528,8 @@ bool ath_stoprecv(struct ath_softc *sc)
sc->rx.rxlink = NULL;
spin_unlock_bh(&sc->rx.rxbuflock);
if (unlikely(!stopped)) {
if (!(ah->ah_flags & AH_UNPLUGGED) &&
unlikely(!stopped)) {
ath_err(ath9k_hw_common(sc->sc_ah),
"Could not stop RX, we could be "
"confusing the DMA engine when we start RX up\n");