dnet: fixup error handling in initialization
authorDan Carpenter <error27@gmail.com>
Wed, 28 Jul 2010 22:27:29 +0000 (22:27 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sat, 31 Jul 2010 06:27:58 +0000 (23:27 -0700)
There were two problems here.  We returned success if dnet_mii_init()
failed and there was a release_mem_region() missing.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/dnet.c

index 4ea7141..7c07575 100644 (file)
@@ -854,7 +854,7 @@ static int __devinit dnet_probe(struct platform_device *pdev)
        dev = alloc_etherdev(sizeof(*bp));
        if (!dev) {
                dev_err(&pdev->dev, "etherdev alloc failed, aborting.\n");
-               goto err_out;
+               goto err_out_release_mem;
        }
 
        /* TODO: Actually, we have some interesting features... */
@@ -911,7 +911,8 @@ static int __devinit dnet_probe(struct platform_device *pdev)
        if (err)
                dev_warn(&pdev->dev, "Cannot register PHY board fixup.\n");
 
-       if (dnet_mii_init(bp) != 0)
+       err = dnet_mii_init(bp);
+       if (err)
                goto err_out_unregister_netdev;
 
        dev_info(&pdev->dev, "Dave DNET at 0x%p (0x%08x) irq %d %pM\n",
@@ -936,6 +937,8 @@ err_out_iounmap:
        iounmap(bp->regs);
 err_out_free_dev:
        free_netdev(dev);
+err_out_release_mem:
+       release_mem_region(mem_base, mem_size);
 err_out:
        return err;
 }