[ATM]: handle sysfs errors

Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 12 insertions, 3 deletions

diff --git a/net/atm/atm_sysfs.c b/net/atm/atm_sysfs.c
index c0a4ae28fcf..62f6ed1f2f9 100644
--- a/net/atm/atm_sysfs.c
+++ b/net/atm/atm_sysfs.c
@@ -141,7 +141,7 @@ static struct class atm_class = {
 int atm_register_sysfs(struct atm_dev *adev)
 {
         struct class_device *cdev = &adev->class_dev;
-        int i, err;
+        int i, j, err;
 
         cdev->class = &atm_class;
         class_set_devdata(cdev, adev);
@@ -151,10 +151,19 @@ int atm_register_sysfs(struct atm_dev *adev)
         if (err < 0)
                 return err;
 
-        for (i = 0; atm_attrs[i]; i++)
-                class_device_create_file(cdev, atm_attrs[i]);
+        for (i = 0; atm_attrs[i]; i++) {
+                err = class_device_create_file(cdev, atm_attrs[i]);
+                if (err)
+                        goto err_out;
+        }
 
         return 0;
+
+err_out:
+        for (j = 0; j < i; j++)
+                class_device_remove_file(cdev, atm_attrs[j]);
+        class_device_del(cdev);
+        return err;
 }
 
 void atm_unregister_sysfs(struct atm_dev *adev)