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-rw-r--r--fs/debugfs/inode.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index c711be8d6a3c..5d8f35f1382a 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -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