[04/25] wl1271: Fix scan race condition

Commit Message

Luciano Coelho Sept. 27, 2010, 8:37 a.m. UTC

None

Patch

diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index 45d4ce3..02ad6c6 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -1015,10 +1015,10 @@  static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
 		ieee80211_enable_dyn_ps(wl->vif);
 
 	if (wl->scan.state != WL1271_SCAN_STATE_IDLE) {
-		ieee80211_scan_completed(wl->hw, true);
 		wl->scan.state = WL1271_SCAN_STATE_IDLE;
 		kfree(wl->scan.scanned_ch);
 		wl->scan.scanned_ch = NULL;
+		ieee80211_scan_completed(wl->hw, true);
 	}
 
 	wl->state = WL1271_STATE_OFF;
diff --git a/drivers/net/wireless/wl12xx/wl1271_scan.c b/drivers/net/wireless/wl12xx/wl1271_scan.c
index 9c80ba9..8ceaabe 100644
--- a/drivers/net/wireless/wl12xx/wl1271_scan.c
+++ b/drivers/net/wireless/wl12xx/wl1271_scan.c
@@ -215,12 +215,11 @@  void wl1271_scan_stm(struct wl1271 *wl)
 		break;
 
 	case WL1271_SCAN_STATE_DONE:
-		ieee80211_scan_completed(wl->hw, false);
-
 		kfree(wl->scan.scanned_ch);
 		wl->scan.scanned_ch = NULL;
 
 		wl->scan.state = WL1271_SCAN_STATE_IDLE;
+		ieee80211_scan_completed(wl->hw, false);
 		break;
 
 	default: