From a4e13cb6e4107aebb22029f86f77e7bd64f0243b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Vejpustek?= <ondrej.vejpustek@satoshilabs.com>
Date: Fri, 26 Nov 2021 16:13:00 +0100
Subject: [PATCH] fix(crypto): assign NULL to zkp_context after is is destroyed

---
 crypto/zkp_context.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crypto/zkp_context.c b/crypto/zkp_context.c
index c2e760a4a..6416b7868 100644
--- a/crypto/zkp_context.c
+++ b/crypto/zkp_context.c
@@ -84,6 +84,7 @@ void zkp_context_destroy() {
   secp256k1_context_preallocated_destroy(context);
   memzero(context_buffer, sizeof(context_buffer));
   atomic_flag_clear(&locked);
+  context = NULL;
 }
 
 const secp256k1_context *zkp_context_get_read_only() {