From 52a2a37550b604b3c3c7a044ff72d85b60165659 Mon Sep 17 00:00:00 2001 From: Juuso Oikarinen Date: Tue, 21 Sep 2010 06:23:30 +0200 Subject: [PATCH] wl1271: Separate interface removal to another function Do this so the interface removal can be triggered from an upcoming hardware failure recovery mechanism. Signed-off-by: Juuso Oikarinen Reviewed-by: Teemu Paasikivi Signed-off-by: Luciano Coelho --- drivers/net/wireless/wl12xx/wl1271_main.c | 17 +++++++++++------ drivers/net/wireless/wl12xx/wl1271_scan.c | 6 ++++++ 2 files changed, 17 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c index 9ab4fc4f7b4..e7f096fb621 100644 --- a/drivers/net/wireless/wl12xx/wl1271_main.c +++ b/drivers/net/wireless/wl12xx/wl1271_main.c @@ -960,15 +960,10 @@ out: return ret; } -static void wl1271_op_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +static void __wl1271_op_remove_interface(struct wl1271 *wl) { - struct wl1271 *wl = hw->priv; int i; - cancel_work_sync(&wl->scan_complete_work); - - mutex_lock(&wl->mutex); wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface"); wl1271_info("down"); @@ -994,6 +989,7 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw, mutex_unlock(&wl->mutex); + cancel_work_sync(&wl->scan_complete_work); cancel_work_sync(&wl->irq_work); cancel_work_sync(&wl->tx_work); cancel_delayed_work_sync(&wl->pspoll_work); @@ -1039,7 +1035,16 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw, wl->tx_res_if = NULL; kfree(wl->target_mem_map); wl->target_mem_map = NULL; +} +static void wl1271_op_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct wl1271 *wl = hw->priv; + + mutex_lock(&wl->mutex); + WARN_ON(wl->vif != vif); + __wl1271_op_remove_interface(wl); mutex_unlock(&wl->mutex); } diff --git a/drivers/net/wireless/wl12xx/wl1271_scan.c b/drivers/net/wireless/wl12xx/wl1271_scan.c index 9f1da82ed8d..20caceba435 100644 --- a/drivers/net/wireless/wl12xx/wl1271_scan.c +++ b/drivers/net/wireless/wl12xx/wl1271_scan.c @@ -36,6 +36,12 @@ void wl1271_scan_complete_work(struct work_struct *work) wl1271_debug(DEBUG_SCAN, "Scanning complete"); mutex_lock(&wl->mutex); + + if (wl->scan.state == WL1271_SCAN_STATE_IDLE) { + mutex_unlock(&wl->mutex); + return; + } + wl->scan.state = WL1271_SCAN_STATE_IDLE; kfree(wl->scan.scanned_ch); wl->scan.scanned_ch = NULL; -- 2.46.0