From e45413eb708c1cf21082764457692c8eeac0ca97 Mon Sep 17 00:00:00 2001
From: Amol Lad <amol@verismonetworks.com>
Date: Thu, 5 Oct 2006 14:26:02 +0400
Subject: [PATCH] W1: ioremap balanced with iounmap

ioremap must be balanced with iounmap in error path.

Please consider for 2.6.19.

Signed-off-by: Amol Lad <amol@verismonetworks.com>
Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/w1/masters/matrox_w1.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/w1/masters/matrox_w1.c b/drivers/w1/masters/matrox_w1.c
index 2788b8ca9bb1..6f9d880ab2e9 100644
--- a/drivers/w1/masters/matrox_w1.c
+++ b/drivers/w1/masters/matrox_w1.c
@@ -215,6 +215,8 @@ static int __devinit matrox_w1_probe(struct pci_dev *pdev, const struct pci_devi
 	return 0;
 
 err_out_free_device:
+	if (dev->virt_addr)
+		iounmap(dev->virt_addr);
 	kfree(dev);
 
 	return err;
-- 
2.30.2