From fb748bae7f9b6d4f5b2c53b8360af75ccb18ddb2 Mon Sep 17 00:00:00 2001
From: Angus Gratton <angus@espressif.com>
Date: Wed, 21 Aug 2019 12:52:55 +1000
Subject: [PATCH] fatfs: Remove esp_vfs_fat_unregister()

Deprecated in ESP-IDF V2.0
---
 components/fatfs/vfs/esp_vfs_fat.h | 14 --------------
 components/fatfs/vfs/vfs_fat.c     | 13 -------------
 2 files changed, 27 deletions(-)

diff --git a/components/fatfs/vfs/esp_vfs_fat.h b/components/fatfs/vfs/esp_vfs_fat.h
index d3f9caa68..906d8b79b 100644
--- a/components/fatfs/vfs/esp_vfs_fat.h
+++ b/components/fatfs/vfs/esp_vfs_fat.h
@@ -51,20 +51,6 @@ extern "C" {
 esp_err_t esp_vfs_fat_register(const char* base_path, const char* fat_drive,
         size_t max_files, FATFS** out_fs);
 
-/**
- * @brief Un-register FATFS from VFS
- *
- * @note FATFS structure returned by esp_vfs_fat_register is destroyed after
- *       this call. Make sure to call f_mount function to unmount it before
- *       calling esp_vfs_fat_unregister.
- *       This function is left for compatibility and will be changed in
- *       future versions to accept base_path and replace the method below
- * @return
- *      - ESP_OK on success
- *      - ESP_ERR_INVALID_STATE if FATFS is not registered in VFS
- */
-esp_err_t esp_vfs_fat_unregister(void) __attribute__((deprecated));
-
 /**
  * @brief Un-register FATFS from VFS
  *
diff --git a/components/fatfs/vfs/vfs_fat.c b/components/fatfs/vfs/vfs_fat.c
index e4be41516..bb0a666e4 100644
--- a/components/fatfs/vfs/vfs_fat.c
+++ b/components/fatfs/vfs/vfs_fat.c
@@ -205,19 +205,6 @@ esp_err_t esp_vfs_fat_unregister_path(const char* base_path)
     return ESP_OK;
 }
 
-esp_err_t esp_vfs_fat_unregister(void)
-{
-    if (s_fat_ctx == NULL) {
-        return ESP_ERR_INVALID_STATE;
-    }
-    esp_err_t err = esp_vfs_fat_unregister_path(s_fat_ctx->base_path);
-    if (err != ESP_OK) {
-        return err;
-    }
-    s_fat_ctx = NULL;
-    return ESP_OK;
-}
-
 static int get_next_fd(vfs_fat_ctx_t* fat_ctx)
 {
     for (size_t i = 0; i < fat_ctx->max_files; ++i) {