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direct3d: don't dereference bogus pointer if current texture was dest…

…royed.

Fixes Bugzilla #4460.
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icculus committed Jun 11, 2019
1 parent 4392c6f commit 4f59d372f8d98c91b5b48d5841e0d9d88b99dd06
Showing with 5 additions and 0 deletions.
  1. +5 −0 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;
}

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