From 6db6b36a36da95de9b2bae34313710df5b126811 Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <ceffmpeg@gmail.com>
Date: Fri, 18 Aug 2017 09:56:08 +0200
Subject: [PATCH] lavd/libdc1394: Do not crash if dc1394_camera_new() fails.
Fixes Ubuntu bug 1710849
---
libavdevice/libdc1394.c | 7 +++++++
1 file changed, 7 insertions(+)
@@ -190,6 +190,13 @@ static int dc1394_read_header(AVFormatContext *c)
/* FIXME: To select a specific camera I need to search in list its guid */
dc1394->camera = dc1394_camera_new (dc1394->d, list->ids[0].guid);
+
+ if (!dc1394->camera) {
+ av_log(c, AV_LOG_ERROR, "Unable to open camera with guid 0x%"PRIx64"\n",
+ list->ids[0].guid);
+ goto out;
+ }
+
if (list->num > 1) {
av_log(c, AV_LOG_INFO, "Working with the first camera found\n");
}
--
1.7.10.4