From 163ecc2522991001336515ba191de3085b22af8b Mon Sep 17 00:00:00 2001
From: Tom Sullivan <tom@msbit.com.au>
Date: Fri, 1 Jul 2022 13:39:51 +1000
Subject: [PATCH] Avoid possible infinite loop due to chunk ordering

Properly re-read the chunk ID when iterating through subsequent
chunks. This avoids an infinite loop in the case where the `data`
chunk doesn't immediately follow the `fmt ` chunk.
---
 src/audio/wav_io.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/audio/wav_io.c b/src/audio/wav_io.c
index 38deab0..01d6647 100644
--- a/src/audio/wav_io.c
+++ b/src/audio/wav_io.c
@@ -106,6 +106,7 @@ bool wav_io_load(const char* filename, AudioBuffer** result) {
   while (memcmp(found_chunk_id, "data", 4) != 0) {
     const uint32_t chunk_size = fread_uint32(file);
     fread_and_discard(chunk_size, file);
+    fread(found_chunk_id, 4, 1, file);
   }
 
   const uint32_t chunk_size = fread_uint32(file);