From f0563b384478d9abe4956084ee4b93df2339e05b Mon Sep 17 00:00:00 2001
From: Ivan Grokhotkov <ivan@espressif.com>
Date: Mon, 7 Oct 2019 16:36:18 +0200
Subject: [PATCH] system_api: call shutdown handlers in reverse order

Similar to how destructors should be called in reverse order to the
constructors.
---
 components/esp32/system_api.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/components/esp32/system_api.c b/components/esp32/system_api.c
index c3d77c01d..4e28dc31e 100644
--- a/components/esp32/system_api.c
+++ b/components/esp32/system_api.c
@@ -230,12 +230,11 @@ void esp_restart_noos(void) __attribute__ ((noreturn));
 
 void IRAM_ATTR esp_restart(void)
 {
-     int i;
-     for (i = 0; i < SHUTDOWN_HANDLERS_NO; i++) {
-	  if (shutdown_handlers[i]) {
-	       shutdown_handlers[i]();
-	  }
-     }
+    for (int i = SHUTDOWN_HANDLERS_NO - 1; i >= 0; i--) {
+        if (shutdown_handlers[i]) {
+            shutdown_handlers[i]();
+        }
+    }
 
     // Disable scheduler on this core.
     vTaskSuspendAll();