From 36e099fc93b3caf87e7f390a732fcec69373de8c Mon Sep 17 00:00:00 2001
From: Consolatis <35009135+Consolatis@users.noreply.github.com>
Date: Wed, 13 Nov 2024 14:24:07 +0100
Subject: [PATCH] view: ensure output is usable before setting adaptive sync

Fixes #2337
---
 src/output.c | 2 ++
 src/view.c   | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/src/output.c b/src/output.c
index e217a8a3..0ab1d28d 100644
--- a/src/output.c
+++ b/src/output.c
@@ -1048,6 +1048,8 @@ handle_output_power_manager_set_mode(struct wl_listener *listener, void *data)
 void
 output_enable_adaptive_sync(struct output *output, bool enabled)
 {
+	assert(output_is_usable(output));
+
 	wlr_output_state_set_adaptive_sync_enabled(&output->pending, enabled);
 	if (!wlr_output_test_state(output->wlr_output, &output->pending)) {
 		wlr_output_state_set_adaptive_sync_enabled(&output->pending, false);
diff --git a/src/view.c b/src/view.c
index c8ff0275..d64fddad 100644
--- a/src/view.c
+++ b/src/view.c
@@ -454,6 +454,9 @@ view_discover_output(struct view *view, struct wlr_box *geometry)
 static void
 set_adaptive_sync_fullscreen(struct view *view)
 {
+	if (!output_is_usable(view->output)) {
+		return;
+	}
 	if (rc.adaptive_sync != LAB_ADAPTIVE_SYNC_FULLSCREEN) {
 		return;
 	}