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authorphk <phk@FreeBSD.org>2004-11-09 22:21:10 +0000
committerphk <phk@FreeBSD.org>2004-11-09 22:21:10 +0000
commit37ad4f1923f750790407861ce00a1e96c5f1b0be (patch)
treea0898a9eb72f91239f4c43f21404a108a77b4bc4 /sys/fs/portalfs
parent921930c5854fc8118d129cc5be63eb03148ece00 (diff)
downloadFreeBSD-src-37ad4f1923f750790407861ce00a1e96c5f1b0be.zip
FreeBSD-src-37ad4f1923f750790407861ce00a1e96c5f1b0be.tar.gz
Refuse attempts to mount root filesystem
Diffstat (limited to 'sys/fs/portalfs')
-rw-r--r--sys/fs/portalfs/portal_vfsops.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/fs/portalfs/portal_vfsops.c b/sys/fs/portalfs/portal_vfsops.c
index dea2d39..5ff1138 100644
--- a/sys/fs/portalfs/portal_vfsops.c
+++ b/sys/fs/portalfs/portal_vfsops.c
@@ -85,7 +85,7 @@ portal_omount(mp, path, data, td)
/*
* Update is a no-op
*/
- if (mp->mnt_flag & MNT_UPDATE)
+ if (mp->mnt_flag & (MNT_UPDATE | MNT_ROOTFS))
return (EOPNOTSUPP);
error = copyin(data, (caddr_t) &args, sizeof(struct portal_args));
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