Implement PR feedback:

- more whitespace fixes
- more failure handling

src/osd/modules/render/drawbgfx.cpp

@@ -394,21 +394,21 @@ bool video_bgfx::init_bgfx_library(osd_window &window)
 wl_egl_window *create_wl_egl_window(SDL_Window *window, struct wl_surface *surface)
 {
 	if (!surface)
-		{
-			osd_printf_error("Wayland surface missing, aborting\n");
-			return nullptr;
-		}
+	{
+		osd_printf_error("Wayland surface missing, aborting\n");
+		return nullptr;
+	}
 	wl_egl_window *win_impl = (wl_egl_window *)SDL_GetWindowData(window, "wl_egl_window");
 	if (!win_impl)
 	{
 		int width, height;
 		SDL_GetWindowSize(window, &width, &height);
 		win_impl = wl_egl_window_create(surface, width, height);
 		if (!win_impl)
-			{
-				osd_printf_error("Creating wayland window failed\n");
-				return nullptr;
-			}
+		{
+			osd_printf_error("Creating wayland window failed\n");
+			return nullptr;
+		}
 		SDL_SetWindowData(window, "wl_egl_window", win_impl);
 	}
 	return win_impl;
@@ -461,6 +461,11 @@ bool video_bgfx::set_platform_data(bgfx::PlatformData &platform_data, osd_window
 	case SDL_SYSWM_WAYLAND:
 		platform_data.ndt = wmi.info.wl.display;
 		platform_data.nwh = create_wl_egl_window(dynamic_cast<sdl_window_info const &>(window).platform_window(), wmi.info.wl.surface);
+		if (!platform_data.nwh)
+		{
+			osd_printf_error("BGFX: Error creating a Wayland window\n");
+			return false;
+		}
 		platform_data.type = bgfx::NativeWindowHandleType::Wayland;
 		break;
 #endif