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authorMiklos Szeredi <mszeredi@suse.cz>2014-12-13 00:59:46 +0100
committerMiklos Szeredi <mszeredi@suse.cz>2014-12-13 00:59:46 +0100
commit4ebc581828d5d0fe189ca06cef8b7a63cb4583d5 (patch)
tree080b8f3b4f1c4c45e4345e7d6f69229285d2e628
parent09e10322b71716adf567d453889ef0871cf226b9 (diff)
downloadlinux-4ebc581828d5d0fe189ca06cef8b7a63cb4583d5.tar.gz
ovl: allow statfs if no upper layer
Handle "no upper layer" case in statfs. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
-rw-r--r--fs/overlayfs/super.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 110c968..cc7a0f3 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) {