diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c
index 4ea426a..ac70d2c 100644
--- a/drivers/pcmcia/m8xx_pcmcia.c
+++ b/drivers/pcmcia/m8xx_pcmcia.c
@@ -1174,8 +1174,10 @@
 
 	pcmcia_schlvl = irq_of_parse_and_map(np, 0);
 	hwirq = irq_map[pcmcia_schlvl].hwirq;
-	if (pcmcia_schlvl < 0)
+	if (pcmcia_schlvl < 0) {
+		iounmap(pcmcia);
 		return -EINVAL;
+	}
 
 	m8xx_pgcrx[0] = &pcmcia->pcmc_pgcra;
 	m8xx_pgcrx[1] = &pcmcia->pcmc_pgcrb;
@@ -1189,6 +1191,7 @@
 			driver_name, socket)) {
 		pcmcia_error("Cannot allocate IRQ %u for SCHLVL!\n",
 			     pcmcia_schlvl);
+		iounmap(pcmcia);
 		return -1;
 	}
 
@@ -1284,6 +1287,7 @@
 	}
 	for (i = 0; i < PCMCIA_SOCKETS_NO; i++)
 		pcmcia_unregister_socket(&socket[i].socket);
+	iounmap(pcmcia);
 
 	free_irq(pcmcia_schlvl, NULL);