diff --git a/include/linux/flex_array.h b/include/linux/flex_array.h
index 45ff184..3887b21 100644
--- a/include/linux/flex_array.h
+++ b/include/linux/flex_array.h
@@ -44,6 +44,7 @@
 void flex_array_free_parts(struct flex_array *fa);
 int flex_array_put(struct flex_array *fa, unsigned int element_nr, void *src,
 		gfp_t flags);
+int flex_array_clear(struct flex_array *fa, unsigned int element_nr);
 void *flex_array_get(struct flex_array *fa, unsigned int element_nr);
 
 #endif /* _FLEX_ARRAY_H */