From: "John W. Linville" <linville@tuxdriver.com>
To: "Luis R. Rodriguez" <mcgrof@gmail.com>
Cc: linux-wireless <linux-wireless@vger.kernel.org>
Subject: Re: WARNING: at net/mac80211/tx.c:653 ieee80211_tx_h_rate_ctrl+0x460
Date: Thu, 2 Sep 2010 09:18:29 -0400 [thread overview]
Message-ID: <20100902131828.GA6802@tuxdriver.com> (raw)
In-Reply-To: <AANLkTiko4XRM=xQWHy2H5WUMbYBzRE+NfUeqS20S2D_S@mail.gmail.com>
On Wed, Sep 01, 2010 at 04:45:46PM -0700, Luis R. Rodriguez wrote:
> Just hit this
>
> /*
> * Lets not bother rate control if we're associated and cannot
> * talk to the sta. This should not happen.
> */
> if (WARN(test_bit(SCAN_SW_SCANNING, &tx->local->scanning) &&
> (sta_flags & WLAN_STA_ASSOC) &&
> !rate_usable_index_exists(sband, &tx->sta->sta),
> "%s: Dropped data frame as no usable bitrate found while "
> "scanning and associated. Target station: "
> "%pM on %d GHz band\n",
> tx->sdata->name, hdr->addr1,
> tx->channel->band ? 5 : 2))
> return TX_DROP;
Also seeing that here:
https://bugzilla.redhat.com/show_bug.cgi?id=606393
"I surmise that the device is exiting dynamic power saving mode and
attempting to transmit a frame to notify the AP that it is awake.
Instead, it is hitting this check in ieee80211_tx_h_rate_ctrl". -- me
John
--
John W. Linville Someday the world will need a hero, and you
linville@tuxdriver.com might be all we have. Be ready.
next prev parent reply other threads:[~2010-09-02 13:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-01 23:45 WARNING: at net/mac80211/tx.c:653 ieee80211_tx_h_rate_ctrl+0x460 Luis R. Rodriguez
2010-09-02 13:18 ` John W. Linville [this message]
2010-09-02 14:57 ` Luis R. Rodriguez
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