diff options
| -rw-r--r-- | module/zfs/zpl_ctldir.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/module/zfs/zpl_ctldir.c b/module/zfs/zpl_ctldir.c index 7dfaf6ebc..a2d8fa9fe 100644 --- a/module/zfs/zpl_ctldir.c +++ b/module/zfs/zpl_ctldir.c @@ -357,6 +357,13 @@ zpl_snapdir_automount(struct path *path) return ERR_PTR(error); /* + * Ensure path->dentry points to the dentry for the root of the + * newly-mounted snapshot, otherwise this function may be called + * repeatedly which can lead to an incorrect ELOOP error return. + */ + follow_up(path); + + /* * Rather than returning the new vfsmount for the snapshot we must * return NULL to indicate a mount collision. This is done because * the user space mount calls do_add_mount() which adds the vfsmount |