summaryrefslogtreecommitdiffstats
path: root/fs/overlayfs/super.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/overlayfs/super.c')
-rw-r--r--fs/overlayfs/super.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index c04612b19054..b702c576e783 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -858,6 +858,10 @@ static int ovl_mount_dir_noesc(const char *name, struct path *path)
pr_err("filesystem on '%s' not supported\n", name);
goto out_put;
}
+ if (mnt_user_ns(path->mnt) != &init_user_ns) {
+ pr_err("idmapped layers are currently not supported\n");
+ goto out_put;
+ }
if (!d_is_dir(path->dentry)) {
pr_err("'%s' not a directory\n", name);
goto out_put;