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-rw-r--r--fs/ubifs/key.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ubifs/key.h b/fs/ubifs/key.h
index 92a8491a8f8c..c0a95e393347 100644
--- a/fs/ubifs/key.h
+++ b/fs/ubifs/key.h
@@ -34,6 +34,12 @@
* node. We use "r5" hash borrowed from reiserfs.
*/
+/*
+ * Lot's of the key helpers require a struct ubifs_info *c as the first parameter.
+ * But we are not using it at all currently. That's designed for future extensions of
+ * different c->key_format. But right now, there is only one key type, UBIFS_SIMPLE_KEY_FMT.
+ */
+
#ifndef __UBIFS_KEY_H__
#define __UBIFS_KEY_H__