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Return EOPNOTSUPP since we only support update mounts for NFS export.

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Spotted by:	trociny
This commit is contained in:
Kevin Lo 2012-01-17 01:25:53 +00:00
parent 86b571509a
commit e0d3195bd6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=230252
1 changed files with 4 additions and 0 deletions
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4
sys/fs/tmpfs/tmpfs_vfsops.c
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@ -150,8 +150,12 @@ tmpfs_mount(struct mount *mp)
return (EINVAL);
if (mp->mnt_flag & MNT_UPDATE) {
/*
* Only support update mounts for NFS export.
*/
if (vfs_flagopt(mp->mnt_optnew, "export", NULL, 0))
return (0);
return (EOPNOTSUPP);
}
vn_lock(mp->mnt_vnodecovered, LK_SHARED | LK_RETRY);