From f8c107fbe3ba1ab9825973b8b52941f4577db88e Mon Sep 17 00:00:00 2001
From: baohongde <baohongde@espressif.com>
Date: Tue, 9 Jul 2019 17:50:43 +0800
Subject: [PATCH] components/bt: Fix compile error with new toolchain

Closes https://github.com/espressif/esp-idf/issues/3331
Closes https://github.com/espressif/esp-idf/issues/3734
---
 components/bt/common/osi/config.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/components/bt/common/osi/config.c b/components/bt/common/osi/config.c
index c1d9a8ad58..b1dcfeca56 100644
--- a/components/bt/common/osi/config.c
+++ b/components/bt/common/osi/config.c
@@ -440,8 +440,9 @@ bool config_save(const config_t *config, const char *filename)
             goto error;
         }
     }else {
-        uint count = (w_cnt_total / CONFIG_FILE_MAX_SIZE);
-        for (int i = 0; i <= count; i++)
+        int count = (w_cnt_total / CONFIG_FILE_MAX_SIZE);
+        assert(count <= 0xFF);
+        for (uint8_t i = 0; i <= count; i++)
         {
             snprintf(keyname, keyname_bufsz, "%s%d", CONFIG_KEY, i);
             if (i == count) {