linux-kernel - [PATCH] Staging: comedi: dyna_pci10xx: add mutex

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Message-ID: <20110609123341.GA18439@mail.fossee.in>
Date:	Thu, 9 Jun 2011 18:03:41 +0530
From:	"Prashant P. Shah" <pshah.mumbai@...il.com>
To:	devel@...uxdriverproject.org
Cc:	Greg Kroah-Hartman <gregkh@...e.de>,
	Frank Mori Hess <fmhess@...rs.sourceforge.net>,
	Ian Abbott <abbotti@....co.uk>, linux-kernel@...r.kernel.org
Subject: [PATCH] Staging: comedi: dyna_pci10xx: add mutex_destroy to detach

Add mutex_destroy() call to driver detach callback

Signed-off-by: Prashant P. Shah <pshah.mumbai@...il.com>
---
 drivers/staging/comedi/drivers/dyna_pci10xx.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/comedi/drivers/dyna_pci10xx.c b/drivers/staging/comedi/drivers/dyna_pci10xx.c
index d8821b9..b561a43 100644
--- a/drivers/staging/comedi/drivers/dyna_pci10xx.c
+++ b/drivers/staging/comedi/drivers/dyna_pci10xx.c
@@ -410,8 +410,10 @@ found:
 
 static int dyna_pci10xx_detach(struct comedi_device *dev)
 {
-	if (devpriv && devpriv->pci_dev)
+	if (devpriv && devpriv->pci_dev) {
 		comedi_pci_disable(devpriv->pci_dev);
+		mutex_destroy(&devpriv->mutex);
+	}
 
 	return 0;
 }
-- 
1.7.1

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