linux-kernel - [PATCH] airprime: unlock mutex instead of trying to lock it again

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Message-ID: <20080422190155.GA11353@libre.l.ngdn.org>
Date:	Tue, 22 Apr 2008 16:02:03 -0300
From:	Leonardo Chiquitto <leonardo@...n.com.br>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH] airprime: unlock mutex instead of trying to lock it again

Hello,

The following patch fixes a [probable] copy & paste mistake in
airprime.c. Instead of unlocking an acquired mutex, the actual
code tries to lock it again.

Signed-off-by: Leonardo Chiquitto <lchiquitto@...ell.com>
Cc: Greg Kroah-Hartman <gregkh@...e.de>

---
Leonardo


Index: kernel/drivers/usb/serial/airprime.c
===================================================================
--- kernel.orig/drivers/usb/serial/airprime.c
+++ kernel/drivers/usb/serial/airprime.c
@@ -220,7 +220,7 @@ static void airprime_close(struct usb_se
 	mutex_lock(&port->serial->disc_mutex);
 	if (!port->serial->disconnected)
 		airprime_send_setup(port);
-	mutex_lock(&port->serial->disc_mutex);
+	mutex_unlock(&port->serial->disc_mutex);
 
 	for (i = 0; i < NUM_READ_URBS; ++i) {
 		usb_kill_urb (priv->read_urbp[i]);
--
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