From ac944f0053dcd1f283cbf4a4e565e88b0ce585d4 Mon Sep 17 00:00:00 2001
From: Richard Yao <richard.yao@alumni.stonybrook.edu>
Date: Sun, 21 Jan 2024 12:45:19 -0500
Subject: [PATCH] Add mutual assignment to test CodeQL

---
 module/zfs/arc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/module/zfs/arc.c b/module/zfs/arc.c
index 3bcffb3c7ede..e8404adaf644 100644
--- a/module/zfs/arc.c
+++ b/module/zfs/arc.c
@@ -1739,6 +1739,8 @@ arc_buf_alloc_l2only(size_t size, arc_buf_contents_t type, l2arc_dev_t *dev,
 	hdr->b_l2hdr.b_daddr = daddr;
 	hdr->b_l2hdr.b_arcs_state = arcs_state;
 
+	birth = hdr->b_birth;
+
 	return (hdr);
 }