From 1d71ace487de7d01505ff7f565c96d3f1ff452e8 Mon Sep 17 00:00:00 2001
From: Armin Novak <armin.novak@thincast.com>
Date: Mon, 10 Oct 2022 11:17:14 +0200
Subject: [PATCH] Fixed PubSub, return error on NULL

---
 winpr/libwinpr/utils/collections/PubSub.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/winpr/libwinpr/utils/collections/PubSub.c b/winpr/libwinpr/utils/collections/PubSub.c
index 0e3247eec..5d33961b6 100644
--- a/winpr/libwinpr/utils/collections/PubSub.c
+++ b/winpr/libwinpr/utils/collections/PubSub.c
@@ -185,7 +185,9 @@ int PubSub_OnEvent(wPubSub* pubSub, const char* EventName, void* context, const
 	size_t index;
 	wEventType* event;
 	int status = -1;
-	WINPR_ASSERT(pubSub);
+
+	if (!pubSub)
+		return -1;
 	WINPR_ASSERT(e);
 
 	if (pubSub->synchronized)