Merge branch 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6

* 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6: (50 commits)
  printk: do not mangle valid userspace syslog prefixes
  efivars: Add Documentation
  efivars: Expose efivars functionality to external drivers.
  efivars: Parameterize operations.
  efivars: Split out variable registration
  efivars: parameterize efivars
  efivars: Make efivars bin_attributes dynamic
  efivars: move efivars globals into struct efivars
  drivers:misc: ti-st: fix debugging code
  kref: Fix typo in kref documentation
  UIO: add PRUSS UIO driver support
  Fix spelling mistakes in Documentation/zh_CN/SubmittingPatches
  firmware: Fix unaligned memory accesses in dmi-sysfs
  firmware: Add documentation for /sys/firmware/dmi
  firmware: Expose DMI type 15 System Event Log
  firmware: Break out system_event_log in dmi-sysfs
  firmware: Basic dmi-sysfs support
  firmware: Add DMI entry types to the headers
  Driver core: convert platform_{get,set}_drvdata to static inline functions
  Translate linux-2.6/Documentation/magic-number.txt into Chinese
  ...

1 files changed, 7 insertions, 19 deletions

diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 37a8ca7c122..e7a7a2f0732 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -13,9 +13,6 @@
  *
  */
 
-/* uncomment to get debug messages from the debug filesystem, ah the irony. */
-/* #define DEBUG */
-
 #include <linux/module.h>
 #include <linux/fs.h>
 #include <linux/mount.h>
@@ -310,7 +307,7 @@ struct dentry *debugfs_create_symlink(const char *name, struct dentry *parent,
 }
 EXPORT_SYMBOL_GPL(debugfs_create_symlink);
 
-static void __debugfs_remove(struct dentry *dentry, struct dentry *parent)
+static int __debugfs_remove(struct dentry *dentry, struct dentry *parent)
 {
 	int ret = 0;
 
@@ -333,6 +330,7 @@ static void __debugfs_remove(struct dentry *dentry, struct dentry *parent)
 			dput(dentry);
 		}
 	}
+	return ret;
 }
 
 /**
@@ -351,7 +349,8 @@ static void __debugfs_remove(struct dentry *dentry, struct dentry *parent)
 void debugfs_remove(struct dentry *dentry)
 {
 	struct dentry *parent;
-	
+	int ret;
+
 	if (!dentry)
 		return;
 
@@ -360,9 +359,10 @@ void debugfs_remove(struct dentry *dentry)
 		return;
 
 	mutex_lock(&parent->d_inode->i_mutex);
-	__debugfs_remove(dentry, parent);
+	ret = __debugfs_remove(dentry, parent);
 	mutex_unlock(&parent->d_inode->i_mutex);
-	simple_release_fs(&debugfs_mount, &debugfs_mount_count);
+	if (!ret)
+		simple_release_fs(&debugfs_mount, &debugfs_mount_count);
 }
 EXPORT_SYMBOL_GPL(debugfs_remove);
 
@@ -540,17 +540,5 @@ static int __init debugfs_init(void)
 
 	return retval;
 }
-
-static void __exit debugfs_exit(void)
-{
-	debugfs_registered = false;
-
-	simple_release_fs(&debugfs_mount, &debugfs_mount_count);
-	unregister_filesystem(&debug_fs_type);
-	kobject_put(debug_kobj);
-}
-
 core_initcall(debugfs_init);
-module_exit(debugfs_exit);
-MODULE_LICENSE("GPL");