1 files changed, 7 insertions, 5 deletions

diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index ce02f46029da..9a7693d5f8ff 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -1082,11 +1082,13 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
                         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;
-                        }
+                        /*
+                         * We allowed this configuration and don't want to
+                         * break users over kernel upgrade. So warn instead
+                         * of erroring out.
+                         */
+                        if (!err)
+                                pr_warn("overlayfs: upper fs needs to support d_type.\n");
                 }
         }