From e8894ad383709ab9b844f1e552a68340067606fa Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Mon, 13 Nov 2023 00:38:29 +0100
Subject: [PATCH] gsk: Robustness fix

I was seeing empty regions being passed as scissor.
---
 gsk/gl/gskglcommandqueue.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gsk/gl/gskglcommandqueue.c b/gsk/gl/gskglcommandqueue.c
index 5c1b703fef..5ff04acc2b 100644
--- a/gsk/gl/gskglcommandqueue.c
+++ b/gsk/gl/gskglcommandqueue.c
@@ -1104,7 +1104,7 @@ gsk_gl_command_queue_execute (GskGLCommandQueue    *self,
                          (void *) G_STRUCT_OFFSET (GskGLDrawVertex, color2));
 
   /* Setup initial scissor clip */
-  if (scissor != NULL)
+  if (scissor != NULL && cairo_region_num_rectangles (scissor) > 0)
     {
       cairo_rectangle_int_t r;