From 4f59d372f8d98c91b5b48d5841e0d9d88b99dd06 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Tue, 11 Jun 2019 09:29:48 -0400
Subject: [PATCH] direct3d: don't dereference bogus pointer if current texture
 was destroyed.

Fixes Bugzilla #4460.
---
 src/render/direct3d/SDL_render_d3d.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/render/direct3d/SDL_render_d3d.c b/src/render/direct3d/SDL_render_d3d.c
index d25277502..e59357353 100644
--- a/src/render/direct3d/SDL_render_d3d.c
+++ b/src/render/direct3d/SDL_render_d3d.c
@@ -1501,8 +1501,13 @@ D3D_RenderPresent(SDL_Renderer * renderer)
 static void
 D3D_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
 {
+    D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
     D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
 
+    if (renderdata->drawstate.texture == texture) {
+        renderdata->drawstate.texture = NULL;
+    }
+
     if (!data) {
         return;
     }