From 3f17d095019edba05c5c97fccb6b27b41a6cafc0 Mon Sep 17 00:00:00 2001
From: Sami Farin <x@x>
Date: Wed, 6 Jan 2021 11:08:33 +0100
Subject: [PATCH] kmsgrab: check for EINVAL in drmModeGetFB2

---
 libavdevice/kmsgrab.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavdevice/kmsgrab.c b/libavdevice/kmsgrab.c
index a0aa9dc22f..1648d556e6 100644
--- a/libavdevice/kmsgrab.c
+++ b/libavdevice/kmsgrab.c
@@ -508,7 +508,7 @@ static av_cold int kmsgrab_read_header(AVFormatContext *avctx)
 
 #if HAVE_LIBDRM_GETFB2
     fb2 = drmModeGetFB2(ctx->hwctx->fd, plane->fb_id);
-    if (!fb2 && errno == ENOSYS) {
+    if (!fb2 && ((errno == ENOSYS) || (errno == EINVAL))) {
         av_log(avctx, AV_LOG_INFO, "GETFB2 not supported, "
                "will try to use GETFB instead.\n");
     } else if (!fb2) {
-- 
2.30.0.rc2.525.gd9acf30d75