From de7d0f8248a61545fee9cc2361ef46bd106d414b Mon Sep 17 00:00:00 2001
From: Jakob Gillich <jakob@gillich.me>
Date: Mon, 10 Nov 2025 15:11:26 +0100
Subject: [PATCH] Assume CustomGeometrySource is cancelled when peer is null
 (#3933)

---
 .../src/cpp/style/sources/custom_geometry_source.cpp          | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/android/MapLibreAndroid/src/cpp/style/sources/custom_geometry_source.cpp b/platform/android/MapLibreAndroid/src/cpp/style/sources/custom_geometry_source.cpp
index 79b3116ef..1ce18877e 100644
--- a/platform/android/MapLibreAndroid/src/cpp/style/sources/custom_geometry_source.cpp
+++ b/platform/android/MapLibreAndroid/src/cpp/style/sources/custom_geometry_source.cpp
@@ -126,7 +126,9 @@ bool CustomGeometrySource::isCancelled(jni::jint z, jni::jint x, jni::jint y) {
     static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(*_env);
     static auto isCancelled = javaClass.GetMethod<jboolean(jni::jint, jni::jint, jni::jint)>(*_env, "isCancelled");
 
-    assert(javaPeer);
+    if (!javaPeer) {
+        return true;
+    }
 
     auto peer = jni::Cast(*_env, javaClass, javaPeer);
     return peer.Call(*_env, isCancelled, z, x, y);