From: Roel Kluin <roel.kluin@gmail.com>
Date: Wed, 10 Mar 2010 23:23:49 +0000 (-0800)
Subject: w1: fix test in ds2482_wait_1wire_idle()
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=6786073927c3ff3eb7fc3d2192e761e86fa0d352;p=deliverable%2Flinux.git

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@gmail.com>
Cc: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/w1/masters/ds2482.c b/drivers/w1/masters/ds2482.c
index 406caa6a71cb..e5f74416d4b7 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);