On Wed, Jan 31, 2018 at 11:13 PM, Vivek Goyal <vgoyal@xxxxxxxxxx> wrote:
> With the addition of an origin chain for regular files, it is possible
> that we don't have an upperdentry and oe->numlower > 1 for non-dir. So
> mark a path __OVL_TYPE_MERGE only if it is a directory.
>
> Signed-off-by: Vivek Goyal <vgoyal@xxxxxxxxxx>
Reviewed-by: Amir Goldstein <amir73il@xxxxxxxxx>
> ---
> fs/overlayfs/util.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c
> index 3b509b691032..e717d561019d 100644
> --- a/fs/overlayfs/util.c
> +++ b/fs/overlayfs/util.c
> @@ -106,7 +106,7 @@ enum ovl_path_type ovl_path_type(struct dentry *dentry)
> type |= __OVL_PATH_MERGE;
> }
> } else {
> - if (oe->numlower > 1)
> + if (oe->numlower > 1 && d_is_dir(dentry))
> type |= __OVL_PATH_MERGE;
> }
> return type;
> --
> 2.13.6
>
> --
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