diff options
| author | Stanislaw Gruszka <stf_xl@wp.pl> | 2011-06-04 16:48:54 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-06-06 15:24:18 -0400 |
| commit | 3bb42a64960253353278876ca8da6b0a7d3bea87 (patch) | |
| tree | 5d36b19f338c3ce042e61062c6d13659ad44b3cf /drivers/net/wireless/rt2x00/rt2x00config.c | |
| parent | 42b70a5f6d18165a075d189d1bee82fad7cdbf29 (diff) | |
| download | op-kernel-dev-3bb42a64960253353278876ca8da6b0a7d3bea87.zip op-kernel-dev-3bb42a64960253353278876ca8da6b0a7d3bea87.tar.gz | |
rt2x00: fix rmmod crash
Avoid queue and run autowakeup_work when device is not present anymore.
That prevent rmmod and device remove crash introduced by:
commit 1c0bcf89d85cc97a0d9ce4cd909351a81fa4fdde
Author: Ivo van Doorn <ivdoorn@gmail.com>
Date: Sat Apr 30 17:18:18 2011 +0200
rt2x00: Add autowake support for USB hardware
Signed-off-by: Stanislaw Gruszka <stf_xl@wp.pl>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00config.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00config.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index 555180d..b704e5b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -250,7 +250,8 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, if (ieee80211_flags & IEEE80211_CONF_CHANGE_CHANNEL) rt2x00link_reset_tuner(rt2x00dev, false); - if (test_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags) && + if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) && + test_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags) && (ieee80211_flags & IEEE80211_CONF_CHANGE_PS) && (conf->flags & IEEE80211_CONF_PS)) { beacon_diff = (long)jiffies - (long)rt2x00dev->last_beacon; |
