From f6bcda9f71ecb868aa438e0906d001025bd3389a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Thu, 17 Dec 2015 15:56:57 +0100
Subject: openjpegdec: Don't crash when decoding returns NULL data for any
 component

https://bugzilla.gnome.org/show_bug.cgi?id=758943
---
 ext/openjpeg/gstopenjpegdec.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/ext/openjpeg/gstopenjpegdec.c b/ext/openjpeg/gstopenjpegdec.c
index 53dc5f6a2..112b3abab 100644
--- a/ext/openjpeg/gstopenjpegdec.c
+++ b/ext/openjpeg/gstopenjpegdec.c
@@ -1050,6 +1050,15 @@ gst_openjpeg_dec_handle_frame (GstVideoDecoder * decoder,
     goto decode_error;
 #endif
 
+  {
+    gint i;
+
+    for (i = 0; i < image->numcomps; i++) {
+      if (image->comps[i].data == NULL)
+        goto decode_error;
+    }
+  }
+
   gst_buffer_unmap (frame->input_buffer, &map);
 
   ret = gst_openjpeg_dec_negotiate (self, image);
-- 
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