linux-kernel - [PATCH] w1: fix test in ds2482_wait_1wire

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Date:	Sun, 27 Dec 2009 22:32:31 +0100
From:	Roel Kluin <roel.kluin@...il.com>
To:	Evgeniy Polyakov <johnpol@....mipt.ru>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] w1: fix test in ds2482_wait_1wire_idle()

With `while (++retries < DS2482_WAIT_IDLE_TIMEOUT)' retries reaches
DS2482_WAIT_IDLE_TIMEOUT after the loop

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
 drivers/w1/masters/ds2482.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/w1/masters/ds2482.c b/drivers/w1/masters/ds2482.c
index 406caa6..e5f7441 100644
--- a/drivers/w1/masters/ds2482.c
+++ b/drivers/w1/masters/ds2482.c
@@ -214,7 +214,7 @@ static int ds2482_wait_1wire_idle(struct ds2482_data *pdev)
 			 (++retries < DS2482_WAIT_IDLE_TIMEOUT));
 	}
 
-	if (retries > DS2482_WAIT_IDLE_TIMEOUT)
+	if (retries >= DS2482_WAIT_IDLE_TIMEOUT)
 		printk(KERN_ERR "%s: timeout on channel %d\n",
 		       __func__, pdev->channel);
 
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