From 6bd3f23a2a828350b23350b0b183754f6f9c8d08 Mon Sep 17 00:00:00 2001
From: Ryan Libby <rlibby@FreeBSD.org>
Date: Sun, 26 May 2024 10:20:52 -0700
Subject: [PATCH] tmpfs_node_init: use MTX_NEW on lock from uninitialized
 memory

Reported by:	netchild
Reviewed by:	kib
Differential Revision:	https://reviews.freebsd.org/D45364
---
 sys/fs/tmpfs/tmpfs_subr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/fs/tmpfs/tmpfs_subr.c b/sys/fs/tmpfs/tmpfs_subr.c
index 53781202b066..3f74c383a171 100644
--- a/sys/fs/tmpfs/tmpfs_subr.c
+++ b/sys/fs/tmpfs/tmpfs_subr.c
@@ -349,7 +349,7 @@ tmpfs_node_init(void *mem, int size, int flags)
 
 	node = mem;
 	node->tn_id = 0;
-	mtx_init(&node->tn_interlock, "tmpfsni", NULL, MTX_DEF);
+	mtx_init(&node->tn_interlock, "tmpfsni", NULL, MTX_DEF | MTX_NEW);
 	node->tn_gen = arc4random();
 	return (0);
 }