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authorAmol Lad <amol@verismonetworks.com>2006-12-06 20:35:19 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 08:39:30 -0800
commit8684265412518858c48a56c2f0aa86f280978b74 (patch)
treefe3f59c28991d84ae031d8d40613e5b29514c0aa /drivers
parent238b8721a554a33a451a3f13bdb5be8fe5cfc927 (diff)
[PATCH] ioremap balanced with iounmap for drivers/char/rio/rio_linux.c
Signed-off-by: Amol Lad <amol@verismonetworks.com> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/rio/rio_linux.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/char/rio/rio_linux.c b/drivers/char/rio/rio_linux.c
index 7ac68cb3bed..e79b2ede851 100644
--- a/drivers/char/rio/rio_linux.c
+++ b/drivers/char/rio/rio_linux.c
@@ -1026,6 +1026,7 @@ static int __init rio_init(void)
found++;
} else {
iounmap(p->RIOHosts[p->RIONumHosts].Caddr);
+ p->RIOHosts[p->RIONumHosts].Caddr = NULL;
}
}
@@ -1078,6 +1079,7 @@ static int __init rio_init(void)
found++;
} else {
iounmap(p->RIOHosts[p->RIONumHosts].Caddr);
+ p->RIOHosts[p->RIONumHosts].Caddr = NULL;
}
#else
printk(KERN_ERR "Found an older RIO PCI card, but the driver is not " "compiled to support it.\n");
@@ -1117,8 +1119,10 @@ static int __init rio_init(void)
}
}
- if (!okboard)
+ if (!okboard) {
iounmap(hp->Caddr);
+ hp->Caddr = NULL;
+ }
}
}
@@ -1188,6 +1192,8 @@ static void __exit rio_exit(void)
}
/* It is safe/allowed to del_timer a non-active timer */
del_timer(&hp->timer);
+ if (hp->Caddr)
+ iounmap(hp->Caddr);
if (hp->Type == RIO_PCI)
pci_dev_put(hp->pdev);
}