diff options
| -rw-r--r-- | fs/overlayfs/super.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index d659f76..781e1d8 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -1074,16 +1074,19 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent) /* * Upper should support d_type, else whiteouts are visible. * Given workdir and upper are on same fs, we can do - * iterate_dir() on workdir. + * iterate_dir() on workdir. This check requires successful + * creation of workdir in previous step. */ - err = ovl_check_d_type_supported(&workpath); - if (err < 0) - goto out_put_workdir; + if (ufs->workdir) { + err = ovl_check_d_type_supported(&workpath); + if (err < 0) + goto out_put_workdir; - if (!err) { - pr_err("overlayfs: upper fs needs to support d_type.\n"); - err = -EINVAL; - goto out_put_workdir; + if (!err) { + pr_err("overlayfs: upper fs needs to support d_type.\n"); + err = -EINVAL; + goto out_put_workdir; + } } } |
