From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-gx0-f174.google.com ([209.85.161.174]:34367 "EHLO mail-gx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755419Ab1BUCTW (ORCPT ); Sun, 20 Feb 2011 21:19:22 -0500 Received: by mail-gx0-f174.google.com with SMTP id 8so301676gxk.19 for ; Sun, 20 Feb 2011 18:19:21 -0800 (PST) From: Sujith MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Message-ID: <19809.52124.186919.920232@gargle.gargle.HOWL> Date: Mon, 21 Feb 2011 07:49:08 +0530 To: linville@tuxdriver.com CC: linux-wireless@vger.kernel.org, Sujith.Manoharan@atheros.com Subject: [PATCH 11/23] ath9k_htc: Protect ampdu_action with a mutex Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Sujith Manoharan This is required when issuing commands to the firmware. Signed-off-by: Sujith Manoharan --- drivers/net/wireless/ath/ath9k/htc_drv_main.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 9620f45..04cb243 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1639,6 +1639,8 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw, struct ath9k_htc_sta *ista; int ret = 0; + mutex_lock(&priv->mutex); + switch (action) { case IEEE80211_AMPDU_RX_START: break; @@ -1663,6 +1665,8 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw, ath_err(ath9k_hw_common(priv->ah), "Unknown AMPDU action\n"); } + mutex_unlock(&priv->mutex); + return ret; } -- 1.7.4.1