From c73e20628ad3cf8a38fc1cebd061a49da8708394 Mon Sep 17 00:00:00 2001
From: Eric Engestrom <eric@engestrom.ch>
Date: Thu, 16 Feb 2023 19:17:51 +0000
Subject: [PATCH] render/egl: skip incompatible EGL devices

Without EGL_EXT_device_drm, eglQueryDeviceStringEXT(EGL_DRM_DEVICE_FILE_EXT) further below is invalid.
---
 render/egl.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/render/egl.c b/render/egl.c
index 70596c75..cbee32d6 100644
--- a/render/egl.c
+++ b/render/egl.c
@@ -446,6 +446,11 @@ static EGLDeviceEXT get_egl_device_from_drm_fd(struct wlr_egl *egl,
 		return EGL_NO_DEVICE_EXT;
 	}
 
+	if (!egl->exts.EXT_device_drm) {
+		wlr_log(WLR_DEBUG, "EGL_EXT_device_drm not supported");
+		return EGL_NO_DEVICE_EXT;
+	}
+
 	EGLint nb_devices = 0;
 	if (!egl->procs.eglQueryDevicesEXT(0, NULL, &nb_devices)) {
 		wlr_log(WLR_ERROR, "Failed to query EGL devices");