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wl12xx: AP mode - don't regulate FW blocks for non-active STAs 

Check a STA is associated before regulating its PS-status in mac80211.
Should never happen, so warn as a precaution.

[Small cosmetic change wrt Kalle Valo's comment. -- Luca]

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2011-08-25 12:43:13 +03:00 committed by Luciano Coelho
parent f8e0af6b87
commit 56d4f8f685
1 changed files with 4 additions and 0 deletions
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4
drivers/net/wireless/wl12xx/tx.c
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@ -30,6 +30,7 @@
#include "reg.h" #include "reg.h"
#include "ps.h" #include "ps.h"
#include "tx.h" #include "tx.h"
#include "event.h"
static int wl1271_set_default_wep_key(struct wl1271 *wl, u8 id) static int wl1271_set_default_wep_key(struct wl1271 *wl, u8 id)
{ {
@ -132,6 +133,9 @@ static void wl1271_tx_regulate_link(struct wl1271 *wl, u8 hlid)
if (hlid < WL1271_AP_STA_HLID_START) if (hlid < WL1271_AP_STA_HLID_START)
return; return;
if (WARN_ON(!wl1271_is_active_sta(wl, hlid)))
return;
fw_ps = test_bit(hlid, (unsigned long *)&wl->ap_fw_ps_map); fw_ps = test_bit(hlid, (unsigned long *)&wl->ap_fw_ps_map);
tx_pkts = wl->links[hlid].allocated_pkts; tx_pkts = wl->links[hlid].allocated_pkts;