From 26040bd932bce5861832754c42d17224aa5d3fd2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=ADctor=20Manuel=20J=C3=A1quez=20Leal?=
 <vjaquez@igalia.com>
Date: Mon, 25 Oct 2021 19:22:19 +0200
Subject: [PATCH] va: filter: Validate input parameter in internal function.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1369>
---
 subprojects/gst-plugins-bad/sys/va/gstvafilter.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/subprojects/gst-plugins-bad/sys/va/gstvafilter.c b/subprojects/gst-plugins-bad/sys/va/gstvafilter.c
index 9aa4a315b1..ebcc5803f7 100644
--- a/subprojects/gst-plugins-bad/sys/va/gstvafilter.c
+++ b/subprojects/gst-plugins-bad/sys/va/gstvafilter.c
@@ -1509,6 +1509,8 @@ gst_va_filter_drop_filter_buffers (GstVaFilter * self)
 {
   gboolean ret = TRUE;
 
+  g_return_val_if_fail (GST_IS_VA_FILTER (self), FALSE);
+
   GST_OBJECT_LOCK (self);
   if (self->filters)
     ret = _destroy_filters_unlocked (self);