From 56c27e98e4fc2bd719d26abaa98a7628c395b9c0 Mon Sep 17 00:00:00 2001
From: mwojcik <mw@m-labs.hk>
Date: Wed, 6 Apr 2022 16:17:57 +0800
Subject: [PATCH] config: add "fat_lfn" feature

---
 libconfig/Cargo.toml | 1 +
 libconfig/src/lib.rs | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/libconfig/Cargo.toml b/libconfig/Cargo.toml
index a490764..43ea995 100644
--- a/libconfig/Cargo.toml
+++ b/libconfig/Cargo.toml
@@ -16,3 +16,4 @@ target_coraz7 = []
 target_redpitaya = []
 target_kasli_soc = []
 ipv6 = []
+fat_lfn = [ "fatfs/alloc" ]
\ No newline at end of file
diff --git a/libconfig/src/lib.rs b/libconfig/src/lib.rs
index 02dd734..f1bf1b1 100644
--- a/libconfig/src/lib.rs
+++ b/libconfig/src/lib.rs
@@ -164,7 +164,7 @@ impl Config {
                 f.seek(SeekFrom::End(0))?;
                 write!(f, "{}={}\n", key, String::from_utf8(value).unwrap())?;
             } else {
-                let mut dir = root_dir.create_dir("/CONFIG")?;
+                let dir = root_dir.create_dir("/CONFIG")?;
                 let mut f = dir.create_file(&[key, ".BIN"].concat())?;
                 f.write_all(&value)?;
             }