diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 0a2a24b..02e6f67 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -359,7 +359,7 @@
 	return count;
 }
 
-static int mqueue_flush_file(struct file *filp)
+static int mqueue_flush_file(struct file *filp, fl_owner_t id)
 {
 	struct mqueue_inode_info *info = MQUEUE_I(filp->f_dentry->d_inode);