diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 3071550..e707c1b 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -225,11 +225,6 @@
 	struct completion complete;
 };
 
-static inline int slot_idx(struct nfs4_slot_table *tbl, struct nfs4_slot *sp)
-{
-	return sp - tbl->slots;
-}
-
 /*
  * Session related parameters
  */