linux-kernel - [PATCH 02/12] ipack/devices/ipoctal: don't check if nb

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Date:	Mon, 10 Dec 2012 11:49:58 +0100
From:	Samuel Iglesias Gonsalvez <siglesias@...lia.com>
To:	Jens Taprogge <jens.taprogge@...rogge.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	industrypack-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
	Alberto Garcia <agarcia@...lia.com>,
	Samuel Iglesias Gonsalvez <siglesias@...lia.com>
Subject: [PATCH 02/12] ipack/devices/ipoctal: don't check if nb_bytes is < 0

From: Alberto Garcia <agarcia@...lia.com>

It is an unsigned int so that check is pointless.

Signed-off-by: Alberto Garcia <agarcia@...lia.com>
Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@...lia.com>
---
 drivers/ipack/devices/ipoctal.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/ipack/devices/ipoctal.c b/drivers/ipack/devices/ipoctal.c
index b312863..8f699b0 100644
--- a/drivers/ipack/devices/ipoctal.c
+++ b/drivers/ipack/devices/ipoctal.c
@@ -183,10 +183,8 @@ static void ipoctal_irq_tx(struct ipoctal_channel *channel)
 	unsigned char value;
 	unsigned int *pointer_write = &channel->pointer_write;
 
-	if (channel->nb_bytes <= 0) {
-		channel->nb_bytes = 0;
+	if (channel->nb_bytes == 0)
 		return;
-	}
 
 	value = channel->tty_port.xmit_buf[*pointer_write];
 	iowrite8(value, &channel->regs->w.thr);
-- 
1.7.10.4

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