[ATM]: [drivers] ioremap balanced with iounmap

Signed-off-by: Amol Lad <amol@verismonetworks.com>
Signed-off-by: chas williams <chas@cmf.nrl.navy.mil>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 15 insertions, 4 deletions

diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c
index 77637e780d41..41b2204ebc6e 100644
--- a/drivers/atm/eni.c
+++ b/drivers/atm/eni.c
@@ -1738,7 +1738,8 @@ static int __devinit eni_do_init(struct atm_dev *dev)
                         printk(KERN_ERR KERN_ERR DEV_LABEL "(itf %d): bad "
                             "magic - expected 0x%x, got 0x%x\n",dev->number,
                             ENI155_MAGIC,(unsigned) readl(&eprom->magic));
-                        return -EINVAL;
+                        error = -EINVAL;
+                        goto unmap;
                 }
         }
         eni_dev->phy = base+PHY_BASE;
@@ -1765,17 +1766,27 @@ static int __devinit eni_do_init(struct atm_dev *dev)
                 printk(")\n");
                 printk(KERN_ERR DEV_LABEL "(itf %d): ERROR - wrong id 0x%x\n",
                     dev->number,(unsigned) eni_in(MID_RES_ID_MCON));
-                return -EINVAL;
+                error = -EINVAL;
+                goto unmap;
         }
         error = eni_dev->asic ? get_esi_asic(dev) : get_esi_fpga(dev,base);
-        if (error) return error;
+        if (error)
+                goto unmap;
         for (i = 0; i < ESI_LEN; i++)
                 printk("%s%02X",i ? "-" : "",dev->esi[i]);
         printk(")\n");
         printk(KERN_NOTICE DEV_LABEL "(itf %d): %s,%s\n",dev->number,
             eni_in(MID_RES_ID_MCON) & 0x200 ? "ASIC" : "FPGA",
             media_name[eni_in(MID_RES_ID_MCON) & DAUGTHER_ID]);
-        return suni_init(dev);
+
+        error = suni_init(dev);
+        if (error)
+                goto unmap;
+out:
+        return error;
+unmap:
+        iounmap(base);
+        goto out;
 }