From 4ebc581828d5d0fe189ca06cef8b7a63cb4583d5 Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Sat, 13 Dec 2014 00:59:46 +0100 Subject: [PATCH] ovl: allow statfs if no upper layer Handle "no upper layer" case in statfs. Signed-off-by: Miklos Szeredi --- fs/overlayfs/super.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index 110c968dcb3b..cc7a0f3aa0dd 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -484,7 +484,7 @@ static void ovl_put_super(struct super_block *sb) * @buf: The struct kstatfs to fill in with stats * * Get the filesystem statistics. As writes always target the upper layer - * filesystem pass the statfs to the same filesystem. + * filesystem pass the statfs to the upper filesystem (if it exists) */ static int ovl_statfs(struct dentry *dentry, struct kstatfs *buf) { @@ -493,7 +493,7 @@ static int ovl_statfs(struct dentry *dentry, struct kstatfs *buf) struct path path; int err; - ovl_path_upper(root_dentry, &path); + ovl_path_real(root_dentry, &path); err = vfs_statfs(&path, buf); if (!err) { -- 2.20.1