From 27d068ce203a7b1371dd28c1ce4bd8f3fad3d06f Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Sat, 23 Sep 2023 09:36:25 -0400
Subject: sha3.c: k12_big_absorb_done(): fix uninitialized buffer warning

---
 sha3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sha3.c b/sha3.c
index 0e9a63d..526574d 100644
--- a/sha3.c
+++ b/sha3.c
@@ -2202,7 +2202,7 @@ static void k12_big_absorb_done(k12_big_t * const big) {
   }
 
   // absorb block count
-  uint8_t buf[9];
+  uint8_t buf[9] = { 0 };
   const size_t buf_len = k12_length_encode(buf, big->num_blocks);
   turboshake128_absorb(big->root, buf, buf_len);
 
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