From ca30d839155e81badf6a7d91bb0769f7d8851f40 Mon Sep 17 00:00:00 2001
From: Fangjun Kuang <csukuangfj@gmail.com>
Date: Wed, 28 Aug 2024 10:42:36 +0800
Subject: [PATCH] Avoid SherpaOnnxSpeakerEmbeddingManagerFreeBestMatches
 freeing null. (#1296)

Fixes #1295
---
 sherpa-onnx/c-api/c-api.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sherpa-onnx/c-api/c-api.cc b/sherpa-onnx/c-api/c-api.cc
index f2bbf9d7..cdee9a20 100644
--- a/sherpa-onnx/c-api/c-api.cc
+++ b/sherpa-onnx/c-api/c-api.cc
@@ -1395,6 +1395,10 @@ SherpaOnnxSpeakerEmbeddingManagerGetBestMatches(
 
 void SherpaOnnxSpeakerEmbeddingManagerFreeBestMatches(
     const SherpaOnnxSpeakerEmbeddingManagerBestMatchesResult *r) {
+  if (r == nullptr) {
+    return;
+  }
+
   for (int32_t i = 0; i < r->count; ++i) {
     delete[] r->matches[i].name;
   }