From d80b51f650943381e36d6ec5d4082d319812ceec Mon Sep 17 00:00:00 2001
From: Andri Yngvason <andri@yngvason.is>
Date: Sun, 19 Nov 2023 20:27:48 +0000
Subject: [PATCH] server: Don't complete fb update more than once

If stream_send in finish_fb_update returns -1, then complete_fb_update
will be called there and in the callback to stream_send.
---
 src/server.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/server.c b/src/server.c
index 716b45f..ee8cafb 100644
--- a/src/server.c
+++ b/src/server.c
@@ -2002,6 +2002,8 @@ void nvnc_close(struct nvnc* self)
 
 static void complete_fb_update(struct nvnc_client* client)
 {
+	if (!client->is_updating)
+		return;
 	client->is_updating = false;
 	assert(client->current_fb);
 	nvnc_fb_release(client->current_fb);