linux-kernel - [patch] pata_winbond: fix module init

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Message-ID: <20100803152549.GQ26313@bicker>
Date:	Tue, 3 Aug 2010 17:27:47 +0200
From:	Dan Carpenter <error27@...il.com>
To:	Jeff Garzik <jgarzik@...ox.com>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org, alan@...rguk.ukuu.org.uk
Subject: [patch] pata_winbond: fix module init

winbond_init_one() returns 0 on success and an error code on failure.
In the original code, we always just released the regions and return
-ENODEV.  This was introduce in 2006 by 7e45b0e5f6f6 "[PATCH] libata:
Winbond support".

Signed-off-by: Dan Carpenter <error27@...il.com>
---
Compile tested.

diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index 6d8619b..b34b594 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -248,9 +248,10 @@ static __init int winbond_init(void)
 
 			if (request_region(port, 2, "pata_winbond")) {
 				ret = winbond_init_one(port);
-				if (ret <= 0)
+				if (ret < 0)
 					release_region(port, 2);
-				else ct+= ret;
+				else
+					ct++;
 			}
 		}
 	}
--
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