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| author | Sujith <Sujith.Manoharan@atheros.com> | 2009-03-17 08:50:06 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-03-27 20:12:55 -0400 |
| commit | 722f069a6dc95d7c6c2cdfbe3413899a3b768f9c (patch) | |
| tree | 3f9ccbd9e2fdf75bd27675c48b238adc911ae626 /net/mac80211/agg-rx.c | |
| parent | e23a9014fd4d502a419255a83e2479ab804c6f16 (diff) | |
| download | linux-3.10-722f069a6dc95d7c6c2cdfbe3413899a3b768f9c.tar.gz linux-3.10-722f069a6dc95d7c6c2cdfbe3413899a3b768f9c.tar.bz2 linux-3.10-722f069a6dc95d7c6c2cdfbe3413899a3b768f9c.zip | |
mac80211: Tear down aggregation sessions for suspend/resume
When the driver has been notified with a STA_REMOVE, it tears down
the internal ADDBA state. On resume, trying to initiate aggregation would
fail because mac80211 has not cleared the operational state for that <TID,STA>.
This can be fixed by tearing down the existing sessions on a suspend.
Also, the driver can initiate a new BA session when suspend is in progress.
This is fixed by marking the station as being in suspend state and
denying ADDBA requests for such STAs.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/agg-rx.c')
| -rw-r--r-- | net/mac80211/agg-rx.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index a95affc9462..07656d830bc 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -197,6 +197,14 @@ void ieee80211_process_addba_request(struct ieee80211_local *local, status = WLAN_STATUS_REQUEST_DECLINED; + if (test_sta_flags(sta, WLAN_STA_SUSPEND)) { +#ifdef CONFIG_MAC80211_HT_DEBUG + printk(KERN_DEBUG "Suspend in progress. " + "Denying ADDBA request\n"); +#endif + goto end_no_lock; + } + /* sanity check for incoming parameters: * check if configuration can support the BA policy * and if buffer size does not exceeds max value */ |