Windows: Fixed format string for error message.
diff --git a/src/render/direct3d11/SDL_render_d3d11.c b/src/render/direct3d11/SDL_render_d3d11.c
index c8a487a..3cc2128 100644
--- a/src/render/direct3d11/SDL_render_d3d11.c
+++ b/src/render/direct3d11/SDL_render_d3d11.c
@@ -2916,7 +2916,7 @@ D3D11_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
*/
char errorMessage[1024];
SDL_snprintf(errorMessage, sizeof(errorMessage), __FUNCTION__ ", Convert Pixels failed: %s", SDL_GetError());
- SDL_SetError(errorMessage);
+ SDL_SetError("%s", errorMessage);
goto done;
}