From patchwork Tue May 11 10:54:38 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sujith X-Patchwork-Id: 98691 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o4BAsMVO013321 for ; Tue, 11 May 2010 10:54:22 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757050Ab0EKKyU (ORCPT ); Tue, 11 May 2010 06:54:20 -0400 Received: from mail.atheros.com ([12.36.123.2]:47723 "EHLO mail.atheros.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757020Ab0EKKyT (ORCPT ); Tue, 11 May 2010 06:54:19 -0400 Received: from mail.atheros.com ([10.10.20.105]) by sidewinder.atheros.com for ; Tue, 11 May 2010 03:54:19 -0700 Received: from CHEXHC-01.global.atheros.com (10.12.0.100) by SC1EXHC-01.global.atheros.com (10.10.20.104) with Microsoft SMTP Server (TLS) id 8.2.213.0; Tue, 11 May 2010 03:54:19 -0700 Received: from kamboji (10.12.0.31) by CHEXHC-01.global.atheros.com (10.12.0.100) with Microsoft SMTP Server (TLS) id 8.2.176.0; Tue, 11 May 2010 16:24:15 +0530 MIME-Version: 1.0 Message-ID: <19433.14190.31764.174876@gargle.gargle.HOWL> Date: Tue, 11 May 2010 16:24:38 +0530 To: X-Mailer: VM 8.1.0 under 23.2.1 (x86_64-unknown-linux-gnu) CC: Subject: [PATCH 1/5] ath9k_htc: Lock sta_notify() callback From: Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Tue, 11 May 2010 10:54:22 +0000 (UTC) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 6c386da..9d371c1 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1452,6 +1452,8 @@ static void ath9k_htc_sta_notify(struct ieee80211_hw *hw, struct ath9k_htc_priv *priv = hw->priv; int ret; + mutex_lock(&priv->mutex); + switch (cmd) { case STA_NOTIFY_ADD: ret = ath9k_htc_add_station(priv, vif, sta); @@ -1464,6 +1466,8 @@ static void ath9k_htc_sta_notify(struct ieee80211_hw *hw, default: break; } + + mutex_unlock(&priv->mutex); } static int ath9k_htc_conf_tx(struct ieee80211_hw *hw, u16 queue,