linux-kernel - [039/104] p54spi: Add missing spin_lock

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Message-Id: <20111207161217.989094338@clark.kroah.org>
Date:	Wed, 07 Dec 2011 08:11:41 -0800
From:	Greg KH <gregkh@...e.de>
To:	<linux-kernel@...r.kernel.org>, <stable@...r.kernel.org>
Cc:	<torvalds@...ux-foundation.org>, <akpm@...ux-foundation.org>,
	<alan@...rguk.ukuu.org.uk>, Michael Buesch <m@...s.ch>,
	Christian Lamparter <chunkeey@...glemail.com>,
	"John W. Linville" <linville@...driver.com>
Subject: [039/104] p54spi: Add missing spin_lock_init

3.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: =?UTF-8?q?Michael=20B=C3=BCsch?= <m@...s.ch>

commit 32d3a3922d617a5a685a5e2d24b20d0e88f192a9 upstream.

The tx_lock is not initialized properly. Add spin_lock_init().

Signed-off-by: Michael Buesch <m@...s.ch>
Acked-by: Christian Lamparter <chunkeey@...glemail.com>
Signed-off-by: John W. Linville <linville@...driver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/net/wireless/p54/p54spi.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/wireless/p54/p54spi.c
+++ b/drivers/net/wireless/p54/p54spi.c
@@ -657,6 +657,7 @@ static int __devinit p54spi_probe(struct
 	init_completion(&priv->fw_comp);
 	INIT_LIST_HEAD(&priv->tx_pending);
 	mutex_init(&priv->mutex);
+	spin_lock_init(&priv->tx_lock);
 	SET_IEEE80211_DEV(hw, &spi->dev);
 	priv->common.open = p54spi_op_start;
 	priv->common.stop = p54spi_op_stop;


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