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Date: Tue, 10 Oct 2006 09:18:03 -0400
From: Jeff Garzik <jeff@...zik.org>
To: Andrew Morton <akpm@...l.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] EISA: handle sysfs errors
Signed-off-by: Jeff Garzik <jeff@...zik.org>
---
drivers/eisa/eisa-bus.c | 22 +++++++++++++++++-----
diff --git a/drivers/eisa/eisa-bus.c b/drivers/eisa/eisa-bus.c
index 3a365e1..d944647 100644
--- a/drivers/eisa/eisa-bus.c
+++ b/drivers/eisa/eisa-bus.c
@@ -226,14 +226,26 @@ #endif
static int __init eisa_register_device (struct eisa_device *edev)
{
- if (device_register (&edev->dev))
- return -1;
+ int rc = device_register (&edev->dev);
+ if (rc)
+ return rc;
- device_create_file (&edev->dev, &dev_attr_signature);
- device_create_file (&edev->dev, &dev_attr_enabled);
- device_create_file (&edev->dev, &dev_attr_modalias);
+ rc = device_create_file (&edev->dev, &dev_attr_signature);
+ if (rc) goto err_devreg;
+ rc = device_create_file (&edev->dev, &dev_attr_enabled);
+ if (rc) goto err_sig;
+ rc = device_create_file (&edev->dev, &dev_attr_modalias);
+ if (rc) goto err_enab;
return 0;
+
+err_enab:
+ device_remove_file (&edev->dev, &dev_attr_enabled);
+err_sig:
+ device_remove_file (&edev->dev, &dev_attr_signature);
+err_devreg:
+ device_unregister(&edev->dev);
+ return rc;
}
static int __init eisa_request_resources (struct eisa_root_device *root,
-
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