From: Amol Lad <amol@verismonetworks.com>

Signed-off-by: Amol Lad <amol@verismonetworks.com>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 drivers/char/istallion.c |    4 ++++
 1 files changed, 4 insertions(+)

diff -puN drivers/char/istallion.c~ioremap-balanced-with-iounmap-for-drivers-char-istallionc drivers/char/istallion.c
--- a/drivers/char/istallion.c~ioremap-balanced-with-iounmap-for-drivers-char-istallionc
+++ a/drivers/char/istallion.c
@@ -3476,6 +3476,8 @@ static int stli_initecp(stlibrd_t *brdp)
 	if (sig.magic != cpu_to_le32(ECP_MAGIC))
 	{
 		release_region(brdp->iobase, brdp->iosize);
+		iounmap(brdp->membase);
+		brdp->membase = NULL;
 		return -ENODEV;
 	}
 
@@ -3632,6 +3634,8 @@ static int stli_initonb(stlibrd_t *brdp)
 	    sig.magic3 != cpu_to_le16(ONB_MAGIC3))
 	{
 		release_region(brdp->iobase, brdp->iosize);
+		iounmap(brdp->membase);
+		brdp->membase = NULL;
 		return -ENODEV;
 	}
 
_