diff options
author | Tulsi Jain <[email protected]> | 2019-06-13 08:56:15 -0700 |
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committer | Brian Behlendorf <[email protected]> | 2019-06-13 08:56:15 -0700 |
commit | 9c7da9a95aaaecced0a1cfc40190906e7a691327 (patch) | |
tree | d60bad72f7c6fb38bfcdd375d50a78f2eb8a2d5c /lib/libzfs/libzfs_dataset.c | |
parent | 3475724ea4221a354633d7c4e50d9d90f6bd266f (diff) |
Restrict filesystem creation if name referred either '.' or '..'
This change restricts filesystem creation if the given name
contains either '.' or '..'
Reviewed-by: Matt Ahrens <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Reviewed-by: Richard Elling <[email protected]>
Signed-off-by: TulsiJain <[email protected]>
Closes #8842
Closes #8564
Diffstat (limited to 'lib/libzfs/libzfs_dataset.c')
-rw-r--r-- | lib/libzfs/libzfs_dataset.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/libzfs/libzfs_dataset.c b/lib/libzfs/libzfs_dataset.c index 93af50b99..3be205f1f 100644 --- a/lib/libzfs/libzfs_dataset.c +++ b/lib/libzfs/libzfs_dataset.c @@ -197,6 +197,16 @@ zfs_validate_name(libzfs_handle_t *hdl, const char *path, int type, "reserved disk name")); break; + case NAME_ERR_SELF_REF: + zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, + "self reference, '.' is found in name")); + break; + + case NAME_ERR_PARENT_REF: + zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, + "parent reference, '..' is found in name")); + break; + default: zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, "(%d) not defined"), why); |