netdev - [PATCH] IRDA: cnt is off by 1

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Message-ID: <4993418D.5020700@gmail.com>
Date:	Wed, 11 Feb 2009 22:22:21 +0100
From:	Roel Kluin <roel.kluin@...il.com>
To:	Jarek Poplawski <jarkao2@...il.com>
CC:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>, samuel@...tiz.org
Subject: [PATCH] IRDA: cnt is off by 1

Jarek Poplawski wrote:

> Roel, please resend once more, but separated: something could go to
> stable, but not necessarily together. 

Ok, Here's for irda:

------------------------------>8----------------8<------------------------------
If no prior break occurs, cnt reaches 101 after the loop, so we are still able
to change speed when cnt has become 100.

Signed-off-by: Roel Kluin <roel.kluin@...il.com>

diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index 7eafdca..85e88da 100644
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -585,7 +585,7 @@ static int mcs_speed_change(struct mcs_cb *mcs)
 		mcs_get_reg(mcs, MCS_RESV_REG, &rval);
 	} while(cnt++ < 100 && (rval & MCS_IRINTX));
 
-	if(cnt >= 100) {
+	if (cnt > 100) {
 		IRDA_ERROR("unable to change speed\n");
 		ret = -EIO;
 		goto error;
--
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