From adcf95dc9f71d44cb6e1127811b16fc440089c9c Mon Sep 17 00:00:00 2001
From: Darian Leung <darian@espressif.com>
Date: Mon, 9 Sep 2019 21:56:39 +0800
Subject: [PATCH] heap: Fix printf usage in heap poisoning

This commit fixes the bug where printf() is used in
verify_allocated_region() when ets_printf() should be used.
---
 components/heap/multi_heap_poisoning.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/heap/multi_heap_poisoning.c b/components/heap/multi_heap_poisoning.c
index dabf6cc24..a896043ab 100644
--- a/components/heap/multi_heap_poisoning.c
+++ b/components/heap/multi_heap_poisoning.c
@@ -110,7 +110,7 @@ static poison_head_t *verify_allocated_region(void *data, bool print_errors)
     }
     if (canary != TAIL_CANARY_PATTERN) {
         if (print_errors) {
-            printf("CORRUPT HEAP: Bad tail at %p. Expected 0x%08x got 0x%08x\n", &tail->tail_canary,
+            MULTI_HEAP_STDERR_PRINTF("CORRUPT HEAP: Bad tail at %p. Expected 0x%08x got 0x%08x\n", &tail->tail_canary,
                    TAIL_CANARY_PATTERN, canary);
         }
         return NULL;