From 1b3de55eb1d61165f1965a73036f0c477a246787 Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Wed, 5 Oct 2016 11:37:04 +1100
Subject: [PATCH] vkdevice: only unref the gstcontext query if non-NULL

Fixes an assertion in make -C tests/check generic/states.check
---
 ext/vulkan/vkdevice.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ext/vulkan/vkdevice.c b/ext/vulkan/vkdevice.c
index 5c2b279ef2..1f7aad81a6 100644
--- a/ext/vulkan/vkdevice.c
+++ b/ext/vulkan/vkdevice.c
@@ -544,12 +544,12 @@ gst_vulkan_device_run_context_query (GstElement * element,
     gst_query_parse_context (query, &context);
     if (context)
       gst_context_get_vulkan_device (context, device);
+
+    gst_query_unref (query);
   }
 
   GST_DEBUG_OBJECT (element, "found device %p", *device);
 
-  gst_query_unref (query);
-
   if (*device)
     return TRUE;