From f2683bd8d5bdebb929f05ae26ce6d9b578927ce5 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Fri, 30 Aug 2019 19:31:09 -0400 Subject: [PATCH] fix d_absolute_path() interplay with fsmount() stuff in anon namespace should be treated as unattached. Signed-off-by: Al Viro --- fs/d_path.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'fs/d_path.c') diff --git a/fs/d_path.c b/fs/d_path.c index a7d0a96b35ce..0f1fc1743302 100644 --- a/fs/d_path.c +++ b/fs/d_path.c @@ -116,8 +116,10 @@ restart: vfsmnt = &mnt->mnt; continue; } - if (!error) - error = is_mounted(vfsmnt) ? 1 : 2; + if (is_mounted(vfsmnt) && !is_anon_ns(mnt->mnt_ns)) + error = 1; // absolute root + else + error = 2; // detached or not attached yet break; } parent = dentry->d_parent; -- cgit v1.2.3