From 31963f823b12d79727c98ab51bd64f96cc0433e0 Mon Sep 17 00:00:00 2001
From: vaxerski <43317083+vaxerski@users.noreply.github.com>
Date: Sat, 8 Apr 2023 13:35:36 +0100
Subject: [PATCH] screencopy: fix crash in invalid format reads

---
 src/protocols/Screencopy.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/protocols/Screencopy.cpp b/src/protocols/Screencopy.cpp
index 07422023..a697abc9 100644
--- a/src/protocols/Screencopy.cpp
+++ b/src/protocols/Screencopy.cpp
@@ -379,6 +379,7 @@ bool CScreencopyProtocolManager::copyFrameShm(SScreencopyFrame* frame, timespec*
     const auto PFORMAT = get_gles2_format_from_drm(format);
     if (!PFORMAT) {
         Debug::log(ERR, "[screencopy] Cannot read pixels, unsupported format %x", PFORMAT);
+        wlr_output_rollback(PMONITOR->output);
         pixman_region32_fini(&fakeDamage);
         wlr_buffer_end_data_ptr_access(frame->buffer);
         return false;