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Commit 398dc4ad authored by Ulf Magnusson's avatar Ulf Magnusson Committed by Greg Kroah-Hartman
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debugfs: document that debugfs_remove*() accepts NULL and error values 



According to commit a59d6293 ("debugfs: change parameter check in
debugfs_remove() functions"), this is meant to make cleanup easier for
callers. In that case it ought to be documented.

Signed-off-by: default avatarUlf Magnusson <ulfalizer@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 621a5f7a

fs/debugfs/inode.c

+4 −2
Original line number Diff line number Diff line
@@ -533,7 +533,8 @@ static int __debugfs_remove(struct dentry *dentry, struct dentry *parent) 
/**

 * debugfs_remove - removes a file or directory from the debugfs filesystem

 * @dentry: a pointer to a the dentry of the file or directory to be

 *          removed.

 *          removed.  If this parameter is NULL or an error value, nothing

 *          will be done.

 *

 * This function removes a file or directory in debugfs that was previously

 * created with a call to another debugfs function (like
@@ -565,7 +566,8 @@ EXPORT_SYMBOL_GPL(debugfs_remove); 


/**

 * debugfs_remove_recursive - recursively removes a directory

 * @dentry: a pointer to a the dentry of the directory to be removed.

 * @dentry: a pointer to a the dentry of the directory to be removed.  If this

 *          parameter is NULL or an error value, nothing will be done.

 *

 * This function recursively removes a directory tree in debugfs that

 * was previously created with a call to another debugfs function