diff --git a/security/lsm_audit.c b/security/lsm_audit.c
index 75cc3f8d2a42..a7355b4b9bb8 100644
--- a/security/lsm_audit.c
+++ b/security/lsm_audit.c
@@ -190,6 +190,7 @@ static inline void print_ipv4_addr(struct audit_buffer *ab, __be32 addr,
 
 /**
  * dump_common_audit_data - helper to dump common audit data
+ * @ab : the audit buffer
  * @a : common audit data
  *
  */