linux-kernel - [PATCH] staging: comedi: pcl816: if test should use logical OR not bitwise OR

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Date:	Thu, 7 Jun 2012 17:25:35 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<devel@...verdev.osuosl.org>, <abbotti@....co.uk>,
	<fmhess@...rs.sourceforge.net>, <gregkh@...uxfoundation.org>
Subject: [PATCH] staging: comedi: pcl816: if test should use logical OR not bitwise OR

This quiets a couple sparse warnings about:

warning: dubious: !x | !y
warning: dubious: x | !y

Also, remove the unnecessary parentheses abound the variables.

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Ian Abbott <abbotti@....co.uk>
Cc: Mori Hess <fmhess@...rs.sourceforge.net>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---

diff --git a/drivers/staging/comedi/drivers/pcl816.c b/drivers/staging/comedi/drivers/pcl816.c
index 277a23e..845039c 100644
--- a/drivers/staging/comedi/drivers/pcl816.c
+++ b/drivers/staging/comedi/drivers/pcl816.c
@@ -414,8 +414,8 @@ static irqreturn_t interrupt_pcl816(int irq, void *d)
 	}
 
 	outb(0, dev->iobase + PCL816_CLRINT);	/* clear INT request */
-	if ((!dev->irq) | (!devpriv->irq_free) | (!devpriv->irq_blocked) |
-	    (!devpriv->int816_mode)) {
+	if (!dev->irq || !devpriv->irq_free || !devpriv->irq_blocked ||
+	    !devpriv->int816_mode) {
 		if (devpriv->irq_was_now_closed) {
 			devpriv->irq_was_now_closed = 0;
 			/*  comedi_error(dev,"last IRQ.."); */
--
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