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imagefreeze: fix use-after-free on seek event

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Get seqnum before unreffing the seek event.

https://bugzilla.gnome.org/show_bug.cgi?id=784486
This commit is contained in:
Tim-Philipp Müller 2017-07-03 20:27:29 +01:00
parent f9f1a03653
commit d712a2f4b7
1 changed files with 1 additions and 1 deletions
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2
gst/imagefreeze/gstimagefreeze.c
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@ -573,6 +573,7 @@ gst_image_freeze_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
gboolean flush; gboolean flush;
guint32 seqnum; guint32 seqnum;
seqnum = gst_event_get_seqnum (event);
gst_event_parse_seek (event, &rate, &format, &flags, &start_type, &start, gst_event_parse_seek (event, &rate, &format, &flags, &start_type, &start,
&stop_type, &stop); &stop_type, &stop);
gst_event_unref (event); gst_event_unref (event);
@ -600,7 +601,6 @@ gst_image_freeze_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
} }
} }
seqnum = gst_event_get_seqnum (event);
if (flush) { if (flush) {
GstEvent *e; GstEvent *e;