diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libzfs/libzfs_dataset.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/lib/libzfs/libzfs_dataset.c b/lib/libzfs/libzfs_dataset.c index ecbc12bfe..7f7dd1594 100644 --- a/lib/libzfs/libzfs_dataset.c +++ b/lib/libzfs/libzfs_dataset.c @@ -3583,8 +3583,22 @@ zfs_create_ancestors(libzfs_handle_t *hdl, const char *path) { int prefix; char *path_copy; + char errbuf[1024]; int rc = 0; + (void) snprintf(errbuf, sizeof (errbuf), dgettext(TEXT_DOMAIN, + "cannot create '%s'"), path); + + /* + * Check that we are not passing the nesting limit + * before we start creating any ancestors. + */ + if (dataset_nestcheck(path) != 0) { + zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, + "maximum name nesting depth exceeded")); + return (zfs_error(hdl, EZFS_INVALIDNAME, errbuf)); + } + if (check_parents(hdl, path, NULL, B_TRUE, &prefix) != 0) return (-1); @@ -3623,6 +3637,12 @@ zfs_create(libzfs_handle_t *hdl, const char *path, zfs_type_t type, if (!zfs_validate_name(hdl, path, type, B_TRUE)) return (zfs_error(hdl, EZFS_INVALIDNAME, errbuf)); + if (dataset_nestcheck(path) != 0) { + zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, + "maximum name nesting depth exceeded")); + return (zfs_error(hdl, EZFS_INVALIDNAME, errbuf)); + } + /* validate parents exist */ if (check_parents(hdl, path, &zoned, B_FALSE, NULL) != 0) return (-1); @@ -4434,6 +4454,7 @@ zfs_rename(zfs_handle_t *zhp, const char *target, boolean_t recursive, errbuf)); } } + if (!zfs_validate_name(hdl, target, zhp->zfs_type, B_TRUE)) return (zfs_error(hdl, EZFS_INVALIDNAME, errbuf)); } else { |