From d9b7971e30eb0100dc9f15b68507bc48c4441ab5 Mon Sep 17 00:00:00 2001 From: Jacek Jendrzej Date: Fri, 10 Nov 2017 12:37:46 +0100 Subject: [PATCH] add check if children not NULL --- libarmbox/playback_gst.cpp | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/libarmbox/playback_gst.cpp b/libarmbox/playback_gst.cpp index cc7ee03..2b0f955 100644 --- a/libarmbox/playback_gst.cpp +++ b/libarmbox/playback_gst.cpp @@ -339,8 +339,7 @@ GstBusSyncReply Gst_bus_call(GstBus *bus, GstMessage *msg, gpointer user_data) videoSink = NULL; } children = gst_bin_iterate_recurse(GST_BIN(m_gst_playbin)); - - if (gst_iterator_find_custom(children, (GCompareFunc)match_sinktype, &r, (gpointer)"GstDVBAudioSink")) + if (children && gst_iterator_find_custom(children, (GCompareFunc)match_sinktype, &r, (gpointer)"GstDVBAudioSink")) { audioSink = GST_ELEMENT_CAST(g_value_dup_object (&r)); g_value_unset (&r); @@ -349,8 +348,7 @@ GstBusSyncReply Gst_bus_call(GstBus *bus, GstMessage *msg, gpointer user_data) gst_iterator_free(children); children = gst_bin_iterate_recurse(GST_BIN(m_gst_playbin)); - - if (gst_iterator_find_custom(children, (GCompareFunc)match_sinktype, &r, (gpointer)"GstDVBVideoSink")) + if (children && gst_iterator_find_custom(children, (GCompareFunc)match_sinktype, &r, (gpointer)"GstDVBVideoSink")) { videoSink = GST_ELEMENT_CAST(g_value_dup_object (&r)); g_value_unset (&r);