From c237c8de6ac23690db90c0be823371f7e63ef0f8 Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Fri, 23 Aug 2019 17:03:20 +1000
Subject: [PATCH] vulkandisplay: silence an unused but set error with no enable
 winsys implementations

---
 gst-libs/gst/vulkan/gstvkdisplay.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gst-libs/gst/vulkan/gstvkdisplay.c b/gst-libs/gst/vulkan/gstvkdisplay.c
index 7851e2624e..2048ec8d0c 100644
--- a/gst-libs/gst/vulkan/gstvkdisplay.c
+++ b/gst-libs/gst/vulkan/gstvkdisplay.c
@@ -503,6 +503,10 @@ gst_vulkan_display_choose_type (GstVulkanInstance * instance)
     first_supported = GST_VULKAN_DISPLAY_TYPE_WIN32;
 #endif
 
+  /* if there are no winsys enabled at build time, we get a 'unused but set'
+   * warning.  Remove that. */
+  (void) window_str;
+
   if (type)
     return type;