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-rw-r--r--sys/fs/msdosfs/msdosfs_vfsops.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/sys/fs/msdosfs/msdosfs_vfsops.c b/sys/fs/msdosfs/msdosfs_vfsops.c
index b5ea8627211..b760383903e 100644
--- a/sys/fs/msdosfs/msdosfs_vfsops.c
+++ b/sys/fs/msdosfs/msdosfs_vfsops.c
@@ -1,4 +1,4 @@
-/* $NetBSD: msdosfs_vfsops.c,v 1.137 2021/10/23 16:58:17 thorpej Exp $ */
+/* $NetBSD: msdosfs_vfsops.c,v 1.138 2022/04/16 07:58:21 hannken Exp $ */
/*-
* Copyright (C) 1994, 1995, 1997 Wolfgang Solfrank.
@@ -48,7 +48,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: msdosfs_vfsops.c,v 1.137 2021/10/23 16:58:17 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: msdosfs_vfsops.c,v 1.138 2022/04/16 07:58:21 hannken Exp $");
#if defined(_KERNEL_OPT)
#include "opt_compat_netbsd.h"
@@ -472,7 +472,10 @@ msdosfs_mountfs(struct vnode *devvp, struct mount *mp, struct lwp *l, struct msd
u_long fatbytes, fatblocksecs;
/* Flush out any old buffers remaining from a previous use. */
- if ((error = vinvalbuf(devvp, V_SAVE, l->l_cred, l, 0, 0)) != 0)
+ vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);
+ error = vinvalbuf(devvp, V_SAVE, l->l_cred, l, 0, 0);
+ VOP_UNLOCK(devvp);
+ if (error)
return (error);
ronly = (mp->mnt_flag & MNT_RDONLY) != 0;