mmc: balanc pci_iomap with pci_iounmap

balance pci_iomap with pci_iounmap, not iounmap

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
diff --git a/drivers/mmc/host/sdricoh_cs.c b/drivers/mmc/host/sdricoh_cs.c
index 1df44d9..d4748a8 100644
--- a/drivers/mmc/host/sdricoh_cs.c
+++ b/drivers/mmc/host/sdricoh_cs.c
@@ -463,7 +463,7 @@
 
 err:
 	if (iobase)
-		iounmap(iobase);
+		pci_iounmap(pci_dev, iobase);
 	if (mmc)
 		mmc_free_host(mmc);