[PATCH -next] Yama: fix doc warnings

[ChenXiaoSong]

Fix gcc W=1 warnings:

security/yama/yama_lsm.c:116: warning: Function parameter or member 'work' not described in 'yama_relation_cleanup'

Signed-off-by: ChenXiaoSong <chenxiaosong2 at huawei.com>
---
 security/yama/yama_lsm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c
index 06e226166aab..acfa1b82311d 100644
--- a/security/yama/yama_lsm.c
+++ b/security/yama/yama_lsm.c
@@ -110,6 +110,7 @@ static void report_access(const char *access, struct task_struct *target,
 
 /**
  * yama_relation_cleanup - remove invalid entries from the relation list
+ * @work: Pointer to "struct work_struct".
  *
  */
 static void yama_relation_cleanup(struct work_struct *work)
-- 
2.25.4