From 1498e39439202b7b28f516771a59bca90be7150f Mon Sep 17 00:00:00 2001
From: Steven Liu <lq@chinaffmpeg.org>
Date: Thu, 11 Jul 2019 09:34:57 +0800
Subject: [PATCH] avutil/hwcontext_vaapi: move kernel_driver into CONFIG_LIBDRM

Reviewed-by: Zhong Li <zhong.li@intel.com>
Signed-off-by: Steven Liu <lq@onvideo.cn>
---
 libavutil/hwcontext_vaapi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavutil/hwcontext_vaapi.c b/libavutil/hwcontext_vaapi.c
index 4227c3c090..cf117640f2 100644
--- a/libavutil/hwcontext_vaapi.c
+++ b/libavutil/hwcontext_vaapi.c
@@ -1514,10 +1514,12 @@ static int vaapi_device_create(AVHWDeviceContext *ctx, const char *device,
                 break;
             }
         } else {
-            const AVDictionaryEntry *kernel_driver;
             char path[64];
             int n, max_devices = 8;
+#if CONFIG_LIBDRM
+            const AVDictionaryEntry *kernel_driver;
             kernel_driver = av_dict_get(opts, "kernel_driver", NULL, 0);
+#endif
             for (n = 0; n < max_devices; n++) {
                 snprintf(path, sizeof(path),
                          "/dev/dri/renderD%d", 128 + n);